8975415457 has 2 divisors, whose sum is σ = 8975415458. Its totient is φ = 8975415456.

The previous prime is 8975415451. The next prime is 8975415479. The reversal of 8975415457 is 7545145798.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8172883216 + 802532241 = 90404^2 + 28329^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-8975415457 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 8975415398 and 8975415407.

It is not a weakly prime, because it can be changed into another prime (8975415451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4487707728 + 4487707729.

It is an arithmetic number, because the mean of its divisors is an integer number (4487707729).

Almost surely, 2^8975415457 is an apocalyptic number.

It is an amenable number.

8975415457 is a deficient number, since it is larger than the sum of its proper divisors (1).

8975415457 is an equidigital number, since it uses as much as digits as its factorization.

8975415457 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7056000, while the sum is 55.

The square root of 8975415457 is about 94738.6692802891. The cubic root of 8975415457 is about 2078.1880991991.

The spelling of 8975415457 in words is "eight billion, nine hundred seventy-five million, four hundred fifteen thousand, four hundred fifty-seven".