115140325321 has 16 divisors (see below), whose sum is σ = 140708983680. Its totient is φ = 91966636800.

The previous prime is 115140325309. The next prime is 115140325397. The reversal of 115140325321 is 123523041511.

It is a cyclic number.

It is not a de Polignac number, because 115140325321 - 2¹⁹ = 115139801033 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 115140325321.

It is not an unprimeable number, because it can be changed into a prime (115140325021) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4777911 + ... + 4801948.

It is an arithmetic number, because the mean of its divisors is an integer number (8794311480).

Almost surely, 2^115140325321 is an apocalyptic number.

It is an amenable number.

115140325321 is a deficient number, since it is larger than the sum of its proper divisors (25568658359).

115140325321 is a wasteful number, since it uses less digits than its factorization.

115140325321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9579984.

The product of its (nonzero) digits is 3600, while the sum is 28.

Adding to 115140325321 its reverse (123523041511), we get a palindrome (238663366832).

The spelling of 115140325321 in words is "one hundred fifteen billion, one hundred forty million, three hundred twenty-five thousand, three hundred twenty-one".