113839541 has 2 divisors, whose sum is σ = 113839542. Its totient is φ = 113839540.

The previous prime is 113839519. The next prime is 113839567. The reversal of 113839541 is 145938311.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 84180625 + 29658916 = 9175^2 + 5446^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-113839541 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (113839511) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56919770 + 56919771.

It is an arithmetic number, because the mean of its divisors is an integer number (56919771).

Almost surely, 2^113839541 is an apocalyptic number.

It is an amenable number.

113839541 is a deficient number, since it is larger than the sum of its proper divisors (1).

113839541 is an equidigital number, since it uses as much as digits as its factorization.

113839541 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12960, while the sum is 35.

The square root of 113839541 is about 10669.5614249134. The cubic root of 113839541 is about 484.6531562041.

The spelling of 113839541 in words is "one hundred thirteen million, eight hundred thirty-nine thousand, five hundred forty-one".