972530500427 has 2 divisors, whose sum is σ = 972530500428. Its totient is φ = 972530500426.

The previous prime is 972530500411. The next prime is 972530500453. The reversal of 972530500427 is 724005035279.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 972530500427 - 2⁴ = 972530500411 is a prime.

It is a super-3 number, since 3×972530500427³ (a number of 37 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (972530500457) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 486265250213 + 486265250214.

It is an arithmetic number, because the mean of its divisors is an integer number (486265250214).

Almost surely, 2^972530500427 is an apocalyptic number.

972530500427 is a deficient number, since it is larger than the sum of its proper divisors (1).

972530500427 is an equidigital number, since it uses as much as digits as its factorization.

972530500427 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 529200, while the sum is 44.

The spelling of 972530500427 in words is "nine hundred seventy-two billion, five hundred thirty million, five hundred thousand, four hundred twenty-seven".