9172514051 has 2 divisors, whose sum is σ = 9172514052. Its totient is φ = 9172514050.

The previous prime is 9172514047. The next prime is 9172514093. The reversal of 9172514051 is 1504152719.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 9172514051 - 2² = 9172514047 is a prime.

It is not a weakly prime, because it can be changed into another prime (9172514041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4586257025 + 4586257026.

It is an arithmetic number, because the mean of its divisors is an integer number (4586257026).

Almost surely, 2^9172514051 is an apocalyptic number.

9172514051 is a deficient number, since it is larger than the sum of its proper divisors (1).

9172514051 is an equidigital number, since it uses as much as digits as its factorization.

9172514051 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12600, while the sum is 35.

The square root of 9172514051 is about 95773.2428760768. The cubic root of 9172514051 is about 2093.2903043820.

The spelling of 9172514051 in words is "nine billion, one hundred seventy-two million, five hundred fourteen thousand, fifty-one".