9417172975 has 12 divisors (see below), whose sum is σ = 13345479664. Its totient is φ = 6457489920.

The previous prime is 9417172931. The next prime is 9417172979. The reversal of 9417172975 is 5792717149.

It is a happy number.

It is not a de Polignac number, because 9417172975 - 2³³ = 827238383 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 (9417172979) 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, 26906034 + ... + 26906383.

Almost surely, 2^9417172975 is an apocalyptic number.

9417172975 is a deficient number, since it is larger than the sum of its proper divisors (3928306689).

9417172975 is a wasteful number, since it uses less digits than its factorization.

9417172975 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53812434 (or 53812429 counting only the distinct ones).

The product of its digits is 1111320, while the sum is 52.

The square root of 9417172975 is about 97042.1195924739. The cubic root of 9417172975 is about 2111.7387175547.

The spelling of 9417172975 in words is "nine billion, four hundred seventeen million, one hundred seventy-two thousand, nine hundred seventy-five".