972173355 has 16 divisors (see below), whose sum is σ = 1556328480. Its totient is φ = 518208768.

The previous prime is 972173347. The next prime is 972173357. The reversal of 972173355 is 553371279.

972173355 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 972173355 - 2³ = 972173347 is a prime.

It is not an unprimeable number, because it can be changed into a prime (972173357) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12231 + ... + 45759.

It is an arithmetic number, because the mean of its divisors is an integer number (97270530).

Almost surely, 2^972173355 is an apocalyptic number.

972173355 is a deficient number, since it is larger than the sum of its proper divisors (584155125).

972173355 is a wasteful number, since it uses less digits than its factorization.

972173355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35470.

The product of its digits is 198450, while the sum is 42.

The square root of 972173355 is about 31179.6945943991. The cubic root of 972173355 is about 990.6370606326.

The spelling of 972173355 in words is "nine hundred seventy-two million, one hundred seventy-three thousand, three hundred fifty-five".