50511701 has 2 divisors, whose sum is σ = 50511702. Its totient is φ = 50511700.

The previous prime is 50511689. The next prime is 50511733. The reversal of 50511701 is 10711505.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 41667025 + 8844676 = 6455^2 + 2974^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-50511701 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50511761) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25255850 + 25255851.

It is an arithmetic number, because the mean of its divisors is an integer number (25255851).

Almost surely, 2^50511701 is an apocalyptic number.

It is an amenable number.

50511701 is a deficient number, since it is larger than the sum of its proper divisors (1).

50511701 is an equidigital number, since it uses as much as digits as its factorization.

50511701 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 175, while the sum is 20.

The square root of 50511701 is about 7107.1584335795. The cubic root of 50511701 is about 369.6556352793.

The spelling of 50511701 in words is "fifty million, five hundred eleven thousand, seven hundred one".