115511024213147 has 4 divisors (see below), whose sum is σ = 115563032780976. Its totient is φ = 115459015645320.

The previous prime is 115511024213141. The next prime is 115511024213201. The reversal of 115511024213147 is 741312420115511.

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 115511024213147 - 2⁴ = 115511024213131 is a prime.

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 115511024213147.

It is not an unprimeable number, because it can be changed into a prime (115511024213141) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26004280583 + ... + 26004285024.

It is an arithmetic number, because the mean of its divisors is an integer number (28890758195244).

Almost surely, 2^{115511024213147} is an apocalyptic number.

115511024213147 is a deficient number, since it is larger than the sum of its proper divisors (52008567829).

115511024213147 is an equidigital number, since it uses as much as digits as its factorization.

115511024213147 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52008567828.

The product of its (nonzero) digits is 33600, while the sum is 38.

Adding to 115511024213147 its reverse (741312420115511), we get a palindrome (856823444328658).

The spelling of 115511024213147 in words is "one hundred fifteen trillion, five hundred eleven billion, twenty-four million, two hundred thirteen thousand, one hundred forty-seven".