65790253 has 2 divisors, whose sum is σ = 65790254. Its totient is φ = 65790252.

The previous prime is 65790227. The next prime is 65790259. The reversal of 65790253 is 35209756.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 58936329 + 6853924 = 7677^2 + 2618^2 .

It is a cyclic number.

It is not a de Polignac number, because 65790253 - 2⁹ = 65789741 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (65790259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32895126 + 32895127.

It is an arithmetic number, because the mean of its divisors is an integer number (32895127).

Almost surely, 2^65790253 is an apocalyptic number.

It is an amenable number.

65790253 is a deficient number, since it is larger than the sum of its proper divisors (1).

65790253 is an equidigital number, since it uses as much as digits as its factorization.

65790253 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 56700, while the sum is 37.

The square root of 65790253 is about 8111.1190966475. The cubic root of 65790253 is about 403.6954477763.

The spelling of 65790253 in words is "sixty-five million, seven hundred ninety thousand, two hundred fifty-three".