968253389 has 2 divisors, whose sum is σ = 968253390. Its totient is φ = 968253388.

The previous prime is 968253361. The next prime is 968253413. The reversal of 968253389 is 983352869.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 926715364 + 41538025 = 30442^2 + 6445^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-968253389 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 968253389.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (968253329) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 484126694 + 484126695.

It is an arithmetic number, because the mean of its divisors is an integer number (484126695).

Almost surely, 2^968253389 is an apocalyptic number.

It is an amenable number.

968253389 is a deficient number, since it is larger than the sum of its proper divisors (1).

968253389 is an equidigital number, since it uses as much as digits as its factorization.

968253389 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2799360, while the sum is 53.

The square root of 968253389 is about 31116.7702212167. The cubic root of 968253389 is about 989.3037954549.

The spelling of 968253389 in words is "nine hundred sixty-eight million, two hundred fifty-three thousand, three hundred eighty-nine".