968063641 has 2 divisors, whose sum is σ = 968063642. Its totient is φ = 968063640.

The previous prime is 968063633. The next prime is 968063651. The reversal of 968063641 is 146360869.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 881852416 + 86211225 = 29696^2 + 9285^2 .

It is an emirp because it is prime and its reverse (146360869) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 968063641 - 2³ = 968063633 is a prime.

It is not a weakly prime, because it can be changed into another prime (968063651) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 484031820 + 484031821.

It is an arithmetic number, because the mean of its divisors is an integer number (484031821).

Almost surely, 2^968063641 is an apocalyptic number.

It is an amenable number.

968063641 is a deficient number, since it is larger than the sum of its proper divisors (1).

968063641 is an equidigital number, since it uses as much as digits as its factorization.

968063641 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 186624, while the sum is 43.

The square root of 968063641 is about 31113.7211050045. The cubic root of 968063641 is about 989.2391668214.

The spelling of 968063641 in words is "nine hundred sixty-eight million, sixty-three thousand, six hundred forty-one".