968719729 has 2 divisors, whose sum is σ = 968719730. Its totient is φ = 968719728.

The previous prime is 968719657. The next prime is 968719747. The reversal of 968719729 is 927917869.

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., 950057329 + 18662400 = 30823^2 + 4320^2 .

It is a cyclic number.

It is not a de Polignac number, because 968719729 - 2⁷ = 968719601 is a prime.

It is not a weakly prime, because it can be changed into another prime (968219729) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 484359864 + 484359865.

It is an arithmetic number, because the mean of its divisors is an integer number (484359865).

Almost surely, 2^968719729 is an apocalyptic number.

It is an amenable number.

968719729 is a deficient number, since it is larger than the sum of its proper divisors (1).

968719729 is an equidigital number, since it uses as much as digits as its factorization.

968719729 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3429216, while the sum is 58.

The square root of 968719729 is about 31124.2627061269. The cubic root of 968719729 is about 989.4625961332.

The spelling of 968719729 in words is "nine hundred sixty-eight million, seven hundred nineteen thousand, seven hundred twenty-nine".