76513841 has 2 divisors, whose sum is σ = 76513842. Its totient is φ = 76513840.

The previous prime is 76513819. The next prime is 76513849. The reversal of 76513841 is 14831567.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 71656225 + 4857616 = 8465^2 + 2204^2 .

It is a cyclic number.

It is not a de Polignac number, because 76513841 - 2⁶ = 76513777 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (76513849) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38256920 + 38256921.

It is an arithmetic number, because the mean of its divisors is an integer number (38256921).

Almost surely, 2^76513841 is an apocalyptic number.

It is an amenable number.

76513841 is a deficient number, since it is larger than the sum of its proper divisors (1).

76513841 is an equidigital number, since it uses as much as digits as its factorization.

76513841 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 20160, while the sum is 35.

The square root of 76513841 is about 8747.2190437876. The cubic root of 76513841 is about 424.5348377788.

The spelling of 76513841 in words is "seventy-six million, five hundred thirteen thousand, eight hundred forty-one".