50512961 has 2 divisors, whose sum is σ = 50512962. Its totient is φ = 50512960.

The previous prime is 50512927. The next prime is 50513033. The reversal of 50512961 is 16921505.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 39250225 + 11262736 = 6265^2 + 3356^2 .

It is a cyclic number.

It is not a de Polignac number, because 50512961 - 2¹⁸ = 50250817 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (50512901) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25256480 + 25256481.

It is an arithmetic number, because the mean of its divisors is an integer number (25256481).

Almost surely, 2^50512961 is an apocalyptic number.

It is an amenable number.

50512961 is a deficient number, since it is larger than the sum of its proper divisors (1).

50512961 is an equidigital number, since it uses as much as digits as its factorization.

50512961 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2700, while the sum is 29.

The square root of 50512961 is about 7107.2470760485. The cubic root of 50512961 is about 369.6587089052.

The spelling of 50512961 in words is "fifty million, five hundred twelve thousand, nine hundred sixty-one".