50979919 has 2 divisors, whose sum is σ = 50979920. Its totient is φ = 50979918.

The previous prime is 50979899. The next prime is 50979931. The reversal of 50979919 is 91997905.

50979919 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 50979919 - 2²⁵ = 17425487 is a prime.

It is a super-2 number, since 2×50979919² = 5197904282493122, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50979979) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25489959 + 25489960.

It is an arithmetic number, because the mean of its divisors is an integer number (25489960).

Almost surely, 2^50979919 is an apocalyptic number.

50979919 is a deficient number, since it is larger than the sum of its proper divisors (1).

50979919 is an equidigital number, since it uses as much as digits as its factorization.

50979919 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 229635, while the sum is 49.

The square root of 50979919 is about 7140.0223389006. The cubic root of 50979919 is about 370.7942980023.

The spelling of 50979919 in words is "fifty million, nine hundred seventy-nine thousand, nine hundred nineteen".