9064945391 has 8 divisors (see below), whose sum is σ = 9649263600. Its totient is φ = 8491348800.

The previous prime is 9064945381. The next prime is 9064945447. The reversal of 9064945391 is 1935494609.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 9064945391 - 2⁶ = 9064945327 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9064945301) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2678660 + ... + 2682041.

It is an arithmetic number, because the mean of its divisors is an integer number (1206157950).

Almost surely, 2^9064945391 is an apocalyptic number.

9064945391 is a deficient number, since it is larger than the sum of its proper divisors (584318209).

9064945391 is a wasteful number, since it uses less digits than its factorization.

9064945391 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5360809.

The product of its (nonzero) digits is 1049760, while the sum is 50.

The square root of 9064945391 is about 95210.0067797498. The cubic root of 9064945391 is about 2085.0752380803.

The spelling of 9064945391 in words is "nine billion, sixty-four million, nine hundred forty-five thousand, three hundred ninety-one".