711625613 has 2 divisors, whose sum is σ = 711625614. Its totient is φ = 711625612.

The previous prime is 711625597. The next prime is 711625631. The reversal of 711625613 is 316526117.

711625613 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

Together with next prime (711625631) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 684450244 + 27175369 = 26162^2 + 5213^2 .

It is an emirp because it is prime and its reverse (316526117) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 711625613 - 2⁴ = 711625597 is a prime.

It is a super-2 number, since 2×711625613² = 1012822026155251538, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 711625613.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (711615613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 355812806 + 355812807.

It is an arithmetic number, because the mean of its divisors is an integer number (355812807).

Almost surely, 2^711625613 is an apocalyptic number.

It is an amenable number.

711625613 is a deficient number, since it is larger than the sum of its proper divisors (1).

711625613 is an equidigital number, since it uses as much as digits as its factorization.

711625613 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7560, while the sum is 32.

The square root of 711625613 is about 26676.3118327853. The cubic root of 711625613 is about 892.7924802043.

The spelling of 711625613 in words is "seven hundred eleven million, six hundred twenty-five thousand, six hundred thirteen".