9040918797 has 6 divisors (see below), whose sum is σ = 13059104942. Its totient is φ = 6027279192.

The previous prime is 9040918753. The next prime is 9040918807. The reversal of 9040918797 is 7978190409.

It can be written as a sum of positive squares in only one way, i.e., 7128256041 + 1912662756 = 84429^2 + 43734^2 .

It is not a de Polignac number, because 9040918797 - 2⁸ = 9040918541 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 (9040918727) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 502273258 + ... + 502273275.

Almost surely, 2^9040918797 is an apocalyptic number.

It is an amenable number.

9040918797 is a deficient number, since it is larger than the sum of its proper divisors (4018186145).

9040918797 is a wasteful number, since it uses less digits than its factorization.

9040918797 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1004546539 (or 1004546536 counting only the distinct ones).

The product of its (nonzero) digits is 1143072, while the sum is 54.

The square root of 9040918797 is about 95083.7462293109. The cubic root of 9040918797 is about 2083.2314475158.

The spelling of 9040918797 in words is "nine billion, forty million, nine hundred eighteen thousand, seven hundred ninety-seven".