9137473641 has 12 divisors (see below), whose sum is σ = 13505517168. Its totient is φ = 5949982584.

The previous prime is 9137473571. The next prime is 9137473643. The reversal of 9137473641 is 1463747319.

9137473641 is a `hidden beast` number, since 9 + 137 + 473 + 6 + 41 = 666.

It is not a de Polignac number, because 9137473641 - 2²¹ = 9135376489 is a prime.

It is not an unprimeable number, because it can be changed into a prime (9137473643) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11805135 + ... + 11805908.

It is an arithmetic number, because the mean of its divisors is an integer number (1125459764).

Almost surely, 2^9137473641 is an apocalyptic number.

It is an amenable number.

9137473641 is a deficient number, since it is larger than the sum of its proper divisors (4368043527).

9137473641 is a wasteful number, since it uses less digits than its factorization.

9137473641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23611092 (or 23611089 counting only the distinct ones).

The product of its digits is 381024, while the sum is 45.

The square root of 9137473641 is about 95590.1335965172. The cubic root of 9137473641 is about 2090.6213395714.

The spelling of 9137473641 in words is "nine billion, one hundred thirty-seven million, four hundred seventy-three thousand, six hundred forty-one".