715135523 has 4 divisors (see below), whose sum is σ = 715245000. Its totient is φ = 715026048.

The previous prime is 715135511. The next prime is 715135543. The reversal of 715135523 is 325531517.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 715135523 - 2²⁴ = 698358307 is a prime.

It is a super-2 number, since 2×715135523² = 1022837632512967058, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 715135523.

It is not an unprimeable number, because it can be changed into a prime (715135543) 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 3 ways as a sum of consecutive naturals, for example, 44273 + ... + 58226.

It is an arithmetic number, because the mean of its divisors is an integer number (178811250).

Almost surely, 2^715135523 is an apocalyptic number.

715135523 is a deficient number, since it is larger than the sum of its proper divisors (109477).

715135523 is a wasteful number, since it uses less digits than its factorization.

715135523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109476.

The product of its digits is 15750, while the sum is 32.

The square root of 715135523 is about 26742.0179305901. The cubic root of 715135523 is about 894.2578965418.

The spelling of 715135523 in words is "seven hundred fifteen million, one hundred thirty-five thousand, five hundred twenty-three".