113091949 has 2 divisors, whose sum is σ = 113091950. Its totient is φ = 113091948.

The previous prime is 113091941. The next prime is 113091961. The reversal of 113091949 is 949190311.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 95199049 + 17892900 = 9757^2 + 4230^2 .

It is a cyclic number.

It is not a de Polignac number, because 113091949 - 2³ = 113091941 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (113091941) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56545974 + 56545975.

It is an arithmetic number, because the mean of its divisors is an integer number (56545975).

Almost surely, 2^113091949 is an apocalyptic number.

It is an amenable number.

113091949 is a deficient number, since it is larger than the sum of its proper divisors (1).

113091949 is an equidigital number, since it uses as much as digits as its factorization.

113091949 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8748, while the sum is 37.

The square root of 113091949 is about 10634.4698504439. The cubic root of 113091949 is about 483.5899085885.

The spelling of 113091949 in words is "one hundred thirteen million, ninety-one thousand, nine hundred forty-nine".