650051137 has 2 divisors, whose sum is σ = 650051138. Its totient is φ = 650051136.

The previous prime is 650051131. The next prime is 650051141. The reversal of 650051137 is 731150056.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 648415296 + 1635841 = 25464^2 + 1279^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-650051137 is a prime.

It is not a weakly prime, because it can be changed into another prime (650051131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 325025568 + 325025569.

It is an arithmetic number, because the mean of its divisors is an integer number (325025569).

Almost surely, 2^650051137 is an apocalyptic number.

It is an amenable number.

650051137 is a deficient number, since it is larger than the sum of its proper divisors (1).

650051137 is an equidigital number, since it uses as much as digits as its factorization.

650051137 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3150, while the sum is 28.

The square root of 650051137 is about 25496.1004273203. The cubic root of 650051137 is about 866.2618210884.

The spelling of 650051137 in words is "six hundred fifty million, fifty-one thousand, one hundred thirty-seven".