65160149 has 2 divisors, whose sum is σ = 65160150. Its totient is φ = 65160148.

The previous prime is 65160143. The next prime is 65160163. The reversal of 65160149 is 94106156.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 62331025 + 2829124 = 7895^2 + 1682^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-65160149 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (65160143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32580074 + 32580075.

It is an arithmetic number, because the mean of its divisors is an integer number (32580075).

Almost surely, 2^65160149 is an apocalyptic number.

It is an amenable number.

65160149 is a deficient number, since it is larger than the sum of its proper divisors (1).

65160149 is an equidigital number, since it uses as much as digits as its factorization.

65160149 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6480, while the sum is 32.

The square root of 65160149 is about 8072.1836574746. The cubic root of 65160149 is about 402.4025179612.

The spelling of 65160149 in words is "sixty-five million, one hundred sixty thousand, one hundred forty-nine".