113137903 has 8 divisors (see below), whose sum is σ = 117482400. Its totient is φ = 108823008.

The previous prime is 113137891. The next prime is 113137933. The reversal of 113137903 is 309731311.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 113137903 - 2¹³ = 113129711 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 (113137933) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 550 + ... + 15052.

It is an arithmetic number, because the mean of its divisors is an integer number (14685300).

Almost surely, 2^113137903 is an apocalyptic number.

113137903 is a deficient number, since it is larger than the sum of its proper divisors (4344497).

113137903 is a wasteful number, since it uses less digits than its factorization.

113137903 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14801.

The product of its (nonzero) digits is 1701, while the sum is 28.

The square root of 113137903 is about 10636.6302464643. The cubic root of 113137903 is about 483.6554006697.

The spelling of 113137903 in words is "one hundred thirteen million, one hundred thirty-seven thousand, nine hundred three".