113552531511515 has 4 divisors (see below), whose sum is σ = 136263037813824. Its totient is φ = 90842025209208.

The previous prime is 113552531511509. The next prime is 113552531511541. The reversal of 113552531511515 is 515115135255311.

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 113552531511515 - 2¹⁰ = 113552531510491 is a prime.

It is a Duffinian 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, 11355253151147 + ... + 11355253151156.

It is an arithmetic number, because the mean of its divisors is an integer number (34065759453456).

Almost surely, 2^{113552531511515} is an apocalyptic number.

113552531511515 is a deficient number, since it is larger than the sum of its proper divisors (22710506302309).

113552531511515 is an equidigital number, since it uses as much as digits as its factorization.

113552531511515 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22710506302308.

The product of its digits is 281250, while the sum is 44.

Adding to 113552531511515 its reverse (515115135255311), we get a palindrome (628667666766826).

The spelling of 113552531511515 in words is "one hundred thirteen trillion, five hundred fifty-two billion, five hundred thirty-one million, five hundred eleven thousand, five hundred fifteen".