113403171 has 16 divisors (see below), whose sum is σ = 177020928. Its totient is φ = 63220800.

The previous prime is 113403167. The next prime is 113403203. The reversal of 113403171 is 171304311.

It is not a de Polignac number, because 113403171 - 2² = 113403167 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is not an unprimeable number, because it can be changed into a prime (113403371) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 64995 + ... + 66716.

It is an arithmetic number, because the mean of its divisors is an integer number (11063808).

Almost surely, 2^113403171 is an apocalyptic number.

113403171 is a deficient number, since it is larger than the sum of its proper divisors (63617757).

113403171 is a wasteful number, since it uses less digits than its factorization.

113403171 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131762.

The product of its (nonzero) digits is 252, while the sum is 21.

The square root of 113403171 is about 10649.0924965464. The cubic root of 113403171 is about 484.0331053899.

Adding to 113403171 its reverse (171304311), we get a palindrome (284707482).

The spelling of 113403171 in words is "one hundred thirteen million, four hundred three thousand, one hundred seventy-one".