50919983 has 2 divisors, whose sum is σ = 50919984. Its totient is φ = 50919982.

The previous prime is 50919977. The next prime is 50920013. The reversal of 50919983 is 38991905.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 50919983 - 2²⁴ = 34142767 is a prime.

It is a super-4 number, since 4×50919983⁴ (a number of 32 digits) contains 4444 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50919923) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25459991 + 25459992.

It is an arithmetic number, because the mean of its divisors is an integer number (25459992).

Almost surely, 2^50919983 is an apocalyptic number.

50919983 is a deficient number, since it is larger than the sum of its proper divisors (1).

50919983 is an equidigital number, since it uses as much as digits as its factorization.

50919983 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 87480, while the sum is 44.

The square root of 50919983 is about 7135.8239187917. The cubic root of 50919983 is about 370.6489293776.

The spelling of 50919983 in words is "fifty million, nine hundred nineteen thousand, nine hundred eighty-three".