113603388943 has 6 divisors (see below), whose sum is σ = 124869840872. Its totient is φ = 103275808020.

The previous prime is 113603388841. The next prime is 113603388967. The reversal of 113603388943 is 349883306311.

It is a de Polignac number, because none of the positive numbers 2^k-113603388943 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113603388643) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 469435371 + ... + 469435612.

Almost surely, 2^113603388943 is an apocalyptic number.

113603388943 is a deficient number, since it is larger than the sum of its proper divisors (11266451929).

113603388943 is an equidigital number, since it uses as much as digits as its factorization.

113603388943 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 938871005 (or 938870994 counting only the distinct ones).

The product of its (nonzero) digits is 1119744, while the sum is 49.

The spelling of 113603388943 in words is "one hundred thirteen billion, six hundred three million, three hundred eighty-eight thousand, nine hundred forty-three".