113639077 has 2 divisors, whose sum is σ = 113639078. Its totient is φ = 113639076.

The previous prime is 113639063. The next prime is 113639083. The reversal of 113639077 is 770936311.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 112656996 + 982081 = 10614^2 + 991^2 .

It is an emirp because it is prime and its reverse (770936311) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 113639077 - 2⁷ = 113638949 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (113639047) 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, 56819538 + 56819539.

It is an arithmetic number, because the mean of its divisors is an integer number (56819539).

Almost surely, 2^113639077 is an apocalyptic number.

It is an amenable number.

113639077 is a deficient number, since it is larger than the sum of its proper divisors (1).

113639077 is an equidigital number, since it uses as much as digits as its factorization.

113639077 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 23814, while the sum is 37.

The square root of 113639077 is about 10660.1630850564. The cubic root of 113639077 is about 484.3685082002.

The spelling of 113639077 in words is "one hundred thirteen million, six hundred thirty-nine thousand, seventy-seven".