61265713 has 2 divisors, whose sum is σ = 61265714. Its totient is φ = 61265712.

The previous prime is 61265707. The next prime is 61265741. The reversal of 61265713 is 31756216.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 58553104 + 2712609 = 7652^2 + 1647^2 .

It is a cyclic number.

It is not a de Polignac number, because 61265713 - 2⁹ = 61265201 is a prime.

It is not a weakly prime, because it can be changed into another prime (61265213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30632856 + 30632857.

It is an arithmetic number, because the mean of its divisors is an integer number (30632857).

Almost surely, 2^61265713 is an apocalyptic number.

It is an amenable number.

61265713 is a deficient number, since it is larger than the sum of its proper divisors (1).

61265713 is an equidigital number, since it uses as much as digits as its factorization.

61265713 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7560, while the sum is 31.

The square root of 61265713 is about 7827.2417236214. The cubic root of 61265713 is about 394.2204633360.

The spelling of 61265713 in words is "sixty-one million, two hundred sixty-five thousand, seven hundred thirteen".