413376779 has 2 divisors, whose sum is σ = 413376780. Its totient is φ = 413376778.

The previous prime is 413376757. The next prime is 413376781. The reversal of 413376779 is 977673314.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-413376779 is a prime.

It is a super-2 number, since 2×413376779² = 341760722832829682, which contains 22 as substring.

It is a Sophie Germain prime.

Together with 413376781, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (413376979) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 206688389 + 206688390.

It is an arithmetic number, because the mean of its divisors is an integer number (206688390).

Almost surely, 2^413376779 is an apocalyptic number.

413376779 is a deficient number, since it is larger than the sum of its proper divisors (1).

413376779 is an equidigital number, since it uses as much as digits as its factorization.

413376779 is an evil number, because the sum of its binary digits is even.

The product of its digits is 666792, while the sum is 47.

The square root of 413376779 is about 20331.6693608764. The cubic root of 413376779 is about 744.9298187722.

The spelling of 413376779 in words is "four hundred thirteen million, three hundred seventy-six thousand, seven hundred seventy-nine".