972755473 has 2 divisors, whose sum is σ = 972755474. Its totient is φ = 972755472.

The previous prime is 972755447. The next prime is 972755489. The reversal of 972755473 is 374557279.

972755473 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 971381889 + 1373584 = 31167^2 + 1172^2 .

It is a cyclic number.

It is not a de Polignac number, because 972755473 - 2²¹ = 970658321 is a prime.

It is not a weakly prime, because it can be changed into another prime (972758473) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 486377736 + 486377737.

It is an arithmetic number, because the mean of its divisors is an integer number (486377737).

Almost surely, 2^972755473 is an apocalyptic number.

It is an amenable number.

972755473 is a deficient number, since it is larger than the sum of its proper divisors (1).

972755473 is an equidigital number, since it uses as much as digits as its factorization.

972755473 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1852200, while the sum is 49.

The square root of 972755473 is about 31189.0280868128. The cubic root of 972755473 is about 990.8347457474.

The spelling of 972755473 in words is "nine hundred seventy-two million, seven hundred fifty-five thousand, four hundred seventy-three".