9010945457 has 8 divisors (see below), whose sum is σ = 9147319080. Its totient is φ = 8874921600.

The previous prime is 9010945439. The next prime is 9010945459. The reversal of 9010945457 is 7545490109.

It can be written as a sum of positive squares in 4 ways, for example, as 212693056 + 8798252401 = 14584^2 + 93799^2 .

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 9010945457 - 2²⁶ = 8943836593 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9010945459) 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, 35294 + ... + 138807.

It is an arithmetic number, because the mean of its divisors is an integer number (1143414885).

Almost surely, 2^9010945457 is an apocalyptic number.

It is an amenable number.

9010945457 is a deficient number, since it is larger than the sum of its proper divisors (136373623).

9010945457 is a wasteful number, since it uses less digits than its factorization.

9010945457 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 174883.

The product of its (nonzero) digits is 226800, while the sum is 44.

The square root of 9010945457 is about 94925.9998999220. Note that the first 3 decimals coincide. The cubic root of 9010945457 is about 2080.9267210012.

The spelling of 9010945457 in words is "nine billion, ten million, nine hundred forty-five thousand, four hundred fifty-seven".