972410291 has 4 divisors (see below), whose sum is σ = 1023589800. Its totient is φ = 921230784.

The previous prime is 972410273. The next prime is 972410303. The reversal of 972410291 is 192014279.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-972410291 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (972410191) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25589726 + ... + 25589763.

It is an arithmetic number, because the mean of its divisors is an integer number (255897450).

Almost surely, 2^972410291 is an apocalyptic number.

972410291 is a deficient number, since it is larger than the sum of its proper divisors (51179509).

972410291 is a wasteful number, since it uses less digits than its factorization.

972410291 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51179508.

The product of its (nonzero) digits is 9072, while the sum is 35.

The square root of 972410291 is about 31183.4938869909. The cubic root of 972410291 is about 990.7175327404.

The spelling of 972410291 in words is "nine hundred seventy-two million, four hundred ten thousand, two hundred ninety-one".