6417373961 has 2 divisors, whose sum is σ = 6417373962. Its totient is φ = 6417373960.

The previous prime is 6417373909. The next prime is 6417373969. The reversal of 6417373961 is 1693737146.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6347149561 + 70224400 = 79669^2 + 8380^2 .

It is a cyclic number.

It is not a de Polignac number, because 6417373961 - 2¹⁴ = 6417357577 is a prime.

It is not a weakly prime, because it can be changed into another prime (6417373969) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3208686980 + 3208686981.

It is an arithmetic number, because the mean of its divisors is an integer number (3208686981).

Almost surely, 2^6417373961 is an apocalyptic number.

It is an amenable number.

6417373961 is a deficient number, since it is larger than the sum of its proper divisors (1).

6417373961 is an equidigital number, since it uses as much as digits as its factorization.

6417373961 is an evil number, because the sum of its binary digits is even.

The product of its digits is 571536, while the sum is 47.

The square root of 6417373961 is about 80108.5136611584. The cubic root of 6417373961 is about 1858.3140734467.

The spelling of 6417373961 in words is "six billion, four hundred seventeen million, three hundred seventy-three thousand, nine hundred sixty-one".