972442697 has 2 divisors, whose sum is σ = 972442698. Its totient is φ = 972442696.

The previous prime is 972442657. The next prime is 972442727. The reversal of 972442697 is 796244279.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 972441856 + 841 = 31184^2 + 29^2 .

It is a cyclic number.

It is not a de Polignac number, because 972442697 - 2¹⁴ = 972426313 is a prime.

It is not a weakly prime, because it can be changed into another prime (972442637) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 486221348 + 486221349.

It is an arithmetic number, because the mean of its divisors is an integer number (486221349).

Almost surely, 2^972442697 is an apocalyptic number.

It is an amenable number.

972442697 is a deficient number, since it is larger than the sum of its proper divisors (1).

972442697 is an equidigital number, since it uses as much as digits as its factorization.

972442697 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1524096, while the sum is 50.

The square root of 972442697 is about 31184.0134844763. The cubic root of 972442697 is about 990.7285379837.

The spelling of 972442697 in words is "nine hundred seventy-two million, four hundred forty-two thousand, six hundred ninety-seven".