711768961 has 2 divisors, whose sum is σ = 711768962. Its totient is φ = 711768960.

The previous prime is 711768943. The next prime is 711768973. The reversal of 711768961 is 169867117.

711768961 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 476330625 + 235438336 = 21825^2 + 15344^2 .

It is a cyclic number.

It is not a de Polignac number, because 711768961 - 2²⁵ = 678214529 is a prime.

It is not a weakly prime, because it can be changed into another prime (711768931) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 355884480 + 355884481.

It is an arithmetic number, because the mean of its divisors is an integer number (355884481).

Almost surely, 2^711768961 is an apocalyptic number.

It is an amenable number.

711768961 is a deficient number, since it is larger than the sum of its proper divisors (1).

711768961 is an equidigital number, since it uses as much as digits as its factorization.

711768961 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 127008, while the sum is 46.

The square root of 711768961 is about 26678.9985006934. The cubic root of 711768961 is about 892.8524234393.

The spelling of 711768961 in words is "seven hundred eleven million, seven hundred sixty-eight thousand, nine hundred sixty-one".