9772413913 has 2 divisors, whose sum is σ = 9772413914. Its totient is φ = 9772413912.

The previous prime is 9772413863. The next prime is 9772413953. The reversal of 9772413913 is 3193142779.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5430658249 + 4341755664 = 73693^2 + 65892^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9772413913 is a prime.

It is not a weakly prime, because it can be changed into another prime (9772413953) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4886206956 + 4886206957.

It is an arithmetic number, because the mean of its divisors is an integer number (4886206957).

Almost surely, 2^9772413913 is an apocalyptic number.

It is an amenable number.

9772413913 is a deficient number, since it is larger than the sum of its proper divisors (1).

9772413913 is an equidigital number, since it uses as much as digits as its factorization.

9772413913 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 285768, while the sum is 46.

The square root of 9772413913 is about 98855.5203971938. The cubic root of 9772413913 is about 2137.9651307376.

The spelling of 9772413913 in words is "nine billion, seven hundred seventy-two million, four hundred thirteen thousand, nine hundred thirteen".