1103146245 has 12 divisors (see below), whose sum is σ = 1912120236. Its totient is φ = 588344640.

The previous prime is 1103146243. The next prime is 1103146271. The reversal of 1103146245 is 5426413011.

It is a happy number.

1103146245 is a `hidden beast` number, since 1 + 1 + 0 + 31 + 4 + 624 + 5 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 485673444 + 617472801 = 22038^2 + 24849^2 .

It is not a de Polignac number, because 1103146245 - 2¹ = 1103146243 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1103146243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12257136 + ... + 12257225.

It is an arithmetic number, because the mean of its divisors is an integer number (159343353).

Almost surely, 2^1103146245 is an apocalyptic number.

1103146245 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1103146245 is a deficient number, since it is larger than the sum of its proper divisors (808973991).

1103146245 is a wasteful number, since it uses less digits than its factorization.

1103146245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24514372 (or 24514369 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

The square root of 1103146245 is about 33213.6454638752. The cubic root of 1103146245 is about 1033.2633622987.

Adding to 1103146245 its reverse (5426413011), we get a palindrome (6529559256).

The spelling of 1103146245 in words is "one billion, one hundred three million, one hundred forty-six thousand, two hundred forty-five".