113180173 has 2 divisors, whose sum is σ = 113180174. Its totient is φ = 113180172.

The previous prime is 113180161. The next prime is 113180227. The reversal of 113180173 is 371081311.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 64208169 + 48972004 = 8013^2 + 6998^2 .

It is a cyclic number.

It is not a de Polignac number, because 113180173 - 2⁵ = 113180141 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (113180153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56590086 + 56590087.

It is an arithmetic number, because the mean of its divisors is an integer number (56590087).

Almost surely, 2^113180173 is an apocalyptic number.

It is an amenable number.

113180173 is a deficient number, since it is larger than the sum of its proper divisors (1).

113180173 is an equidigital number, since it uses as much as digits as its factorization.

113180173 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 504, while the sum is 25.

The square root of 113180173 is about 10638.6170623817. The cubic root of 113180173 is about 483.7156267822.

The spelling of 113180173 in words is "one hundred thirteen million, one hundred eighty thousand, one hundred seventy-three".