113403155 has 8 divisors (see below), whose sum is σ = 136998000. Its totient is φ = 90113056.

The previous prime is 113403119. The next prime is 113403167. The reversal of 113403155 is 551304311.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-113403155 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 113403155.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 75365 + ... + 76854.

It is an arithmetic number, because the mean of its divisors is an integer number (17124750).

Almost surely, 2^113403155 is an apocalyptic number.

113403155 is a deficient number, since it is larger than the sum of its proper divisors (23594845).

113403155 is a wasteful number, since it uses less digits than its factorization.

113403155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 152373.

The product of its (nonzero) digits is 900, while the sum is 23.

The square root of 113403155 is about 10649.0917453086. The cubic root of 113403155 is about 484.0330826259.

Adding to 113403155 its reverse (551304311), we get a palindrome (664707466).

The spelling of 113403155 in words is "one hundred thirteen million, four hundred three thousand, one hundred fifty-five".