1375845365 has 8 divisors (see below), whose sum is σ = 1660901760. Its totient is φ = 1094084752.

The previous prime is 1375845353. The next prime is 1375845371. The reversal of 1375845365 is 5635485731.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1375845365 - 2¹⁴ = 1375828981 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 823025 + ... + 824694.

It is an arithmetic number, because the mean of its divisors is an integer number (207612720).

Almost surely, 2^1375845365 is an apocalyptic number.

It is an amenable number.

1375845365 is a deficient number, since it is larger than the sum of its proper divisors (285056395).

1375845365 is a wasteful number, since it uses less digits than its factorization.

1375845365 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1647891.

The product of its digits is 1512000, while the sum is 47.

The square root of 1375845365 is about 37092.3895833094. The cubic root of 1375845365 is about 1112.2178864682.

The spelling of 1375845365 in words is "one billion, three hundred seventy-five million, eight hundred forty-five thousand, three hundred sixty-five".