113707816643 has 4 divisors (see below), whose sum is σ = 113710477608. Its totient is φ = 113705155680.

The previous prime is 113707816627. The next prime is 113707816661. The reversal of 113707816643 is 346618707311.

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 113707816643 - 2⁴ = 113707816627 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (113707816693) 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 3 ways as a sum of consecutive naturals, for example, 1265321 + ... + 1352202.

It is an arithmetic number, because the mean of its divisors is an integer number (28427619402).

Almost surely, 2^113707816643 is an apocalyptic number.

113707816643 is a deficient number, since it is larger than the sum of its proper divisors (2660965).

113707816643 is an equidigital number, since it uses as much as digits as its factorization.

113707816643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2660964.

The product of its (nonzero) digits is 508032, while the sum is 47.

The spelling of 113707816643 in words is "one hundred thirteen billion, seven hundred seven million, eight hundred sixteen thousand, six hundred forty-three".