711605513 has 2 divisors, whose sum is σ = 711605514. Its totient is φ = 711605512.

The previous prime is 711605491. The next prime is 711605561. The reversal of 711605513 is 315506117.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 550747024 + 160858489 = 23468^2 + 12683^2 .

It is a cyclic number.

It is not a de Polignac number, because 711605513 - 2⁶ = 711605449 is a prime.

It is a super-2 number, since 2×711605513² = 1012764812263986338, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (711605113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 355802756 + 355802757.

It is an arithmetic number, because the mean of its divisors is an integer number (355802757).

Almost surely, 2^711605513 is an apocalyptic number.

It is an amenable number.

711605513 is a deficient number, since it is larger than the sum of its proper divisors (1).

711605513 is an equidigital number, since it uses as much as digits as its factorization.

711605513 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3150, while the sum is 29.

The square root of 711605513 is about 26675.9350913890. The cubic root of 711605513 is about 892.7840744277.

The spelling of 711605513 in words is "seven hundred eleven million, six hundred five thousand, five hundred thirteen".