6326011961 has 2 divisors, whose sum is σ = 6326011962. Its totient is φ = 6326011960.

The previous prime is 6326011957. The next prime is 6326011987. The reversal of 6326011961 is 1691106236.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3455088400 + 2870923561 = 58780^2 + 53581^2 .

It is a cyclic number.

It is not a de Polignac number, because 6326011961 - 2² = 6326011957 is a prime.

It is not a weakly prime, because it can be changed into another prime (6326011921) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3163005980 + 3163005981.

It is an arithmetic number, because the mean of its divisors is an integer number (3163005981).

Almost surely, 2^6326011961 is an apocalyptic number.

It is an amenable number.

6326011961 is a deficient number, since it is larger than the sum of its proper divisors (1).

6326011961 is an equidigital number, since it uses as much as digits as its factorization.

6326011961 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11664, while the sum is 35.

The square root of 6326011961 is about 79536.2304927761. The cubic root of 6326011961 is about 1849.4531581703.

The spelling of 6326011961 in words is "six billion, three hundred twenty-six million, eleven thousand, nine hundred sixty-one".