113515646243 has 16 divisors (see below), whose sum is σ = 122988498720. Its totient is φ = 104405366016.

The previous prime is 113515646221. The next prime is 113515646261. The reversal of 113515646243 is 342646515311.

It is not a de Polignac number, because 113515646243 - 2¹⁰ = 113515645219 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 113515646243.

It is not an unprimeable number, because it can be changed into a prime (113515646273) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 144605 + ... + 497937.

It is an arithmetic number, because the mean of its divisors is an integer number (7686781170).

Almost surely, 2^113515646243 is an apocalyptic number.

113515646243 is a deficient number, since it is larger than the sum of its proper divisors (9472852477).

113515646243 is a wasteful number, since it uses less digits than its factorization.

113515646243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 353846.

The product of its digits is 259200, while the sum is 41.

The spelling of 113515646243 in words is "one hundred thirteen billion, five hundred fifteen million, six hundred forty-six thousand, two hundred forty-three".