9173763961 has 2 divisors, whose sum is σ = 9173763962. Its totient is φ = 9173763960.

The previous prime is 9173763931. The next prime is 9173763983. The reversal of 9173763961 is 1693673719.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8675804736 + 497959225 = 93144^2 + 22315^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9173763961 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 9173763899 and 9173763908.

It is not a weakly prime, because it can be changed into another prime (9173763931) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4586881980 + 4586881981.

It is an arithmetic number, because the mean of its divisors is an integer number (4586881981).

Almost surely, 2^9173763961 is an apocalyptic number.

It is an amenable number.

9173763961 is a deficient number, since it is larger than the sum of its proper divisors (1).

9173763961 is an equidigital number, since it uses as much as digits as its factorization.

9173763961 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1285956, while the sum is 52.

The square root of 9173763961 is about 95779.7680149623. The cubic root of 9173763961 is about 2093.3853821195.

The spelling of 9173763961 in words is "nine billion, one hundred seventy-three million, seven hundred sixty-three thousand, nine hundred sixty-one".