9479244377 has 2 divisors, whose sum is σ = 9479244378. Its totient is φ = 9479244376.

The previous prime is 9479244373. The next prime is 9479244391. The reversal of 9479244377 is 7734429749.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7215483136 + 2263761241 = 84944^2 + 47579^2 .

It is a cyclic number.

It is not a de Polignac number, because 9479244377 - 2² = 9479244373 is a prime.

It is a super-2 number, since 2×9479244377² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (9479244371) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4739622188 + 4739622189.

It is an arithmetic number, because the mean of its divisors is an integer number (4739622189).

Almost surely, 2^9479244377 is an apocalyptic number.

It is an amenable number.

9479244377 is a deficient number, since it is larger than the sum of its proper divisors (1).

9479244377 is an equidigital number, since it uses as much as digits as its factorization.

9479244377 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10668672, while the sum is 56.

The square root of 9479244377 is about 97361.4111288451. The cubic root of 9479244377 is about 2116.3682612074.

The spelling of 9479244377 in words is "nine billion, four hundred seventy-nine million, two hundred forty-four thousand, three hundred seventy-seven".