115521134151 has 16 divisors (see below), whose sum is σ = 154589713920. Its totient is φ = 76733691360.

The previous prime is 115521134051. The next prime is 115521134153. The reversal of 115521134151 is 151431125511.

It is not a de Polignac number, because 115521134151 - 2⁹ = 115521133639 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115521134153) 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, 1226526 + ... + 1317348.

It is an arithmetic number, because the mean of its divisors is an integer number (9661857120).

Almost surely, 2^115521134151 is an apocalyptic number.

115521134151 is a deficient number, since it is larger than the sum of its proper divisors (39068579769).

115521134151 is a wasteful number, since it uses less digits than its factorization.

115521134151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92366.

The product of its digits is 3000, while the sum is 30.

Adding to 115521134151 its reverse (151431125511), we get a palindrome (266952259662).

The spelling of 115521134151 in words is "one hundred fifteen billion, five hundred twenty-one million, one hundred thirty-four thousand, one hundred fifty-one".