50611571 has 2 divisors, whose sum is σ = 50611572. Its totient is φ = 50611570.

The previous prime is 50611549. The next prime is 50611577. The reversal of 50611571 is 17511605.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-50611571 is a prime.

It is a super-2 number, since 2×50611571² = 5123062238176082, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 50611571.

It is not a weakly prime, because it can be changed into another prime (50611577) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25305785 + 25305786.

It is an arithmetic number, because the mean of its divisors is an integer number (25305786).

Almost surely, 2^50611571 is an apocalyptic number.

50611571 is a deficient number, since it is larger than the sum of its proper divisors (1).

50611571 is an equidigital number, since it uses as much as digits as its factorization.

50611571 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1050, while the sum is 26.

The square root of 50611571 is about 7114.1809788619. The cubic root of 50611571 is about 369.8990983685.

The spelling of 50611571 in words is "fifty million, six hundred eleven thousand, five hundred seventy-one".