50971751 has 2 divisors, whose sum is σ = 50971752. Its totient is φ = 50971750.

The previous prime is 50971691. The next prime is 50971757. The reversal of 50971751 is 15717905.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 50971751 - 2²² = 46777447 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50971757) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25485875 + 25485876.

It is an arithmetic number, because the mean of its divisors is an integer number (25485876).

Almost surely, 2^50971751 is an apocalyptic number.

50971751 is a deficient number, since it is larger than the sum of its proper divisors (1).

50971751 is an equidigital number, since it uses as much as digits as its factorization.

50971751 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11025, while the sum is 35.

The square root of 50971751 is about 7139.4503289819. The cubic root of 50971751 is about 370.7744940634.

The spelling of 50971751 in words is "fifty million, nine hundred seventy-one thousand, seven hundred fifty-one".