115523025134135 has 4 divisors (see below), whose sum is σ = 138627630160968. Its totient is φ = 92418420107304.

The previous prime is 115523025134113. The next prime is 115523025134141. The reversal of 115523025134135 is 531431520325511.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-115523025134135 is a prime.

It is a super-2 number, since 2×115523025134135² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 115523025134092 and 115523025134101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11552302513409 + ... + 11552302513418.

It is an arithmetic number, because the mean of its divisors is an integer number (34656907540242).

Almost surely, 2^{115523025134135} is an apocalyptic number.

115523025134135 is a deficient number, since it is larger than the sum of its proper divisors (23104605026833).

115523025134135 is an equidigital number, since it uses as much as digits as its factorization.

115523025134135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23104605026832.

The product of its (nonzero) digits is 270000, while the sum is 41.

Adding to 115523025134135 its reverse (531431520325511), we get a palindrome (646954545459646).

The spelling of 115523025134135 in words is "one hundred fifteen trillion, five hundred twenty-three billion, twenty-five million, one hundred thirty-four thousand, one hundred thirty-five".