1365846345 has 12 divisors (see below), whose sum is σ = 2367467076. Its totient is φ = 728451360.

The previous prime is 1365846341. The next prime is 1365846347. The reversal of 1365846345 is 5436485631.

1365846345 is a `hidden beast` number, since 1 + 3 + 6 + 5 + 8 + 4 + 634 + 5 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 204604416 + 1161241929 = 14304^2 + 34077^2 .

It is not a de Polignac number, because 1365846345 - 2² = 1365846341 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45), and also a Moran number because the ratio is a prime number: 30352141 = 1365846345 / (1 + 3 + 6 + 5 + 8 + 4 + 6 + 3 + 4 + 5).

It is a self number, because there is not a number n which added to its sum of digits gives 1365846345.

It is not an unprimeable number, because it can be changed into a prime (1365846341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15176026 + ... + 15176115.

It is an arithmetic number, because the mean of its divisors is an integer number (197288923).

Almost surely, 2^1365846345 is an apocalyptic number.

1365846345 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1365846345 is a deficient number, since it is larger than the sum of its proper divisors (1001620731).

1365846345 is a wasteful number, since it uses less digits than its factorization.

1365846345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30352152 (or 30352149 counting only the distinct ones).

The product of its digits is 1036800, while the sum is 45.

The square root of 1365846345 is about 36957.3584689166. The cubic root of 1365846345 is about 1109.5169678210.

The spelling of 1365846345 in words is "one billion, three hundred sixty-five million, eight hundred forty-six thousand, three hundred forty-five".