9057811409 has 2 divisors, whose sum is σ = 9057811410. Its totient is φ = 9057811408.

The previous prime is 9057811379. The next prime is 9057811487. The reversal of 9057811409 is 9041187509.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9019680784 + 38130625 = 94972^2 + 6175^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9057811409 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 9057811409.

It is not a weakly prime, because it can be changed into another prime (9057811709) 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, 4528905704 + 4528905705.

It is an arithmetic number, because the mean of its divisors is an integer number (4528905705).

Almost surely, 2^9057811409 is an apocalyptic number.

It is an amenable number.

9057811409 is a deficient number, since it is larger than the sum of its proper divisors (1).

9057811409 is an equidigital number, since it uses as much as digits as its factorization.

9057811409 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 90720, while the sum is 44.

The square root of 9057811409 is about 95172.5349510036. The cubic root of 9057811409 is about 2084.5281197621.

The spelling of 9057811409 in words is "nine billion, fifty-seven million, eight hundred eleven thousand, four hundred nine".