913521125319 has 32 divisors (see below), whose sum is σ = 1359903714048. Its totient is φ = 540676416000.

The previous prime is 913521125263. The next prime is 913521125357.

913521125319 is nontrivially palindromic in base 10.

913521125319 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 913521125319 - 2¹⁵ = 913521092551 is a prime.

It is a super-2 number, since 2×913521125319² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (913521125819) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8261839 + ... + 8371679.

It is an arithmetic number, because the mean of its divisors is an integer number (42496991064).

Almost surely, 2^913521125319 is an apocalyptic number.

913521125319 is a deficient number, since it is larger than the sum of its proper divisors (446382588729).

913521125319 is a wasteful number, since it uses less digits than its factorization.

913521125319 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115759.

The product of its digits is 72900, while the sum is 42.

The spelling of 913521125319 in words is "nine hundred thirteen billion, five hundred twenty-one million, one hundred twenty-five thousand, three hundred nineteen".