707712457 has 2 divisors, whose sum is σ = 707712458. Its totient is φ = 707712456.

The previous prime is 707712413. The next prime is 707712463. The reversal of 707712457 is 754217707.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 691479616 + 16232841 = 26296^2 + 4029^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-707712457 is a prime.

It is not a weakly prime, because it can be changed into another prime (707712407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 353856228 + 353856229.

It is an arithmetic number, because the mean of its divisors is an integer number (353856229).

Almost surely, 2^707712457 is an apocalyptic number.

It is an amenable number.

707712457 is a deficient number, since it is larger than the sum of its proper divisors (1).

707712457 is an equidigital number, since it uses as much as digits as its factorization.

707712457 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 96040, while the sum is 40.

The square root of 707712457 is about 26602.8655787304. The cubic root of 707712457 is about 891.1530134504.

The spelling of 707712457 in words is "seven hundred seven million, seven hundred twelve thousand, four hundred fifty-seven".