713477581 has 2 divisors, whose sum is σ = 713477582. Its totient is φ = 713477580.

The previous prime is 713477537. The next prime is 713477587. The reversal of 713477581 is 185774317.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 712356100 + 1121481 = 26690^2 + 1059^2 .

It is a cyclic number.

It is not a de Polignac number, because 713477581 - 2⁹ = 713477069 is a prime.

It is a super-2 number, since 2×713477581² = 1018100517179223122, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (713477587) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 356738790 + 356738791.

It is an arithmetic number, because the mean of its divisors is an integer number (356738791).

Almost surely, 2^713477581 is an apocalyptic number.

It is an amenable number.

713477581 is a deficient number, since it is larger than the sum of its proper divisors (1).

713477581 is an equidigital number, since it uses as much as digits as its factorization.

713477581 is an evil number, because the sum of its binary digits is even.

The product of its digits is 164640, while the sum is 43.

The square root of 713477581 is about 26711.0011231328. The cubic root of 713477581 is about 893.5662910530.

The spelling of 713477581 in words is "seven hundred thirteen million, four hundred seventy-seven thousand, five hundred eighty-one".