972486331 has 2 divisors, whose sum is σ = 972486332. Its totient is φ = 972486330.

The previous prime is 972486301. The next prime is 972486373. The reversal of 972486331 is 133684279.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 972486331 - 2¹⁵ = 972453563 is a prime.

It is a super-2 number, since 2×972486331² = 1891459327963683122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (972486301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 486243165 + 486243166.

It is an arithmetic number, because the mean of its divisors is an integer number (486243166).

Almost surely, 2^972486331 is an apocalyptic number.

972486331 is a deficient number, since it is larger than the sum of its proper divisors (1).

972486331 is an equidigital number, since it uses as much as digits as its factorization.

972486331 is an evil number, because the sum of its binary digits is even.

The product of its digits is 217728, while the sum is 43.

The square root of 972486331 is about 31184.7130979267. The cubic root of 972486331 is about 990.7433559271.

The spelling of 972486331 in words is "nine hundred seventy-two million, four hundred eighty-six thousand, three hundred thirty-one".