7173472923 has 6 divisors (see below), whose sum is σ = 10361683124. Its totient is φ = 4782315276.

The previous prime is 7173472883. The next prime is 7173472951. The reversal of 7173472923 is 3292743717.

7173472923 is a `hidden beast` number, since 7 + 17 + 347 + 292 + 3 = 666.

It is a de Polignac number, because none of the positive numbers 2^k-7173472923 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (7173472723) 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, 398526265 + ... + 398526282.

Almost surely, 2^7173472923 is an apocalyptic number.

7173472923 is a deficient number, since it is larger than the sum of its proper divisors (3188210201).

7173472923 is a wasteful number, since it uses less digits than its factorization.

7173472923 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 797052553 (or 797052550 counting only the distinct ones).

The product of its digits is 444528, while the sum is 45.

The square root of 7173472923 is about 84696.3572002952. The cubic root of 7173472923 is about 1928.6044053644.

The spelling of 7173472923 in words is "seven billion, one hundred seventy-three million, four hundred seventy-two thousand, nine hundred twenty-three".