113151540515 has 16 divisors (see below), whose sum is σ = 146564348448. Its totient is φ = 83365065216.

The previous prime is 113151540479. The next prime is 113151540517. The reversal of 113151540515 is 515045151311.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 113151540515 - 2⁸ = 113151540259 is a prime.

It is a super-2 number, since 2×113151540515² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (113151540517) 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, 1982009 + ... + 2038298.

It is an arithmetic number, because the mean of its divisors is an integer number (9160271778).

Almost surely, 2^113151540515 is an apocalyptic number.

113151540515 is a deficient number, since it is larger than the sum of its proper divisors (33412807933).

113151540515 is a wasteful number, since it uses less digits than its factorization.

113151540515 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4020758.

The product of its (nonzero) digits is 7500, while the sum is 32.

Adding to 113151540515 its reverse (515045151311), we get a palindrome (628196691826).

The spelling of 113151540515 in words is "one hundred thirteen billion, one hundred fifty-one million, five hundred forty thousand, five hundred fifteen".