50140457 has 2 divisors, whose sum is σ = 50140458. Its totient is φ = 50140456.

The previous prime is 50140403. The next prime is 50140469. The reversal of 50140457 is 75404105.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 35271721 + 14868736 = 5939^2 + 3856^2 .

It is a cyclic number.

It is not a de Polignac number, because 50140457 - 2⁶ = 50140393 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (50140477) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25070228 + 25070229.

It is an arithmetic number, because the mean of its divisors is an integer number (25070229).

Almost surely, 2^50140457 is an apocalyptic number.

It is an amenable number.

50140457 is a deficient number, since it is larger than the sum of its proper divisors (1).

50140457 is an equidigital number, since it uses as much as digits as its factorization.

50140457 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2800, while the sum is 26.

The square root of 50140457 is about 7080.9926564007. The cubic root of 50140457 is about 368.7477926900.

The spelling of 50140457 in words is "fifty million, one hundred forty thousand, four hundred fifty-seven".