609597971 has 8 divisors (see below), whose sum is σ = 634349760. Its totient is φ = 585326952.

The previous prime is 609597931. The next prime is 609597973. The reversal of 609597971 is 179795906.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 609597971 - 2¹⁸ = 609335827 is a prime.

It is not an unprimeable number, because it can be changed into a prime (609597973) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 117605 + ... + 122678.

It is an arithmetic number, because the mean of its divisors is an integer number (79293720).

Almost surely, 2^609597971 is an apocalyptic number.

609597971 is a deficient number, since it is larger than the sum of its proper divisors (24751789).

609597971 is a wasteful number, since it uses less digits than its factorization.

609597971 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 240385.

The product of its (nonzero) digits is 1071630, while the sum is 53.

The square root of 609597971 is about 24690.0378898049. The cubic root of 609597971 is about 847.9062521520.

The spelling of 609597971 in words is "six hundred nine million, five hundred ninety-seven thousand, nine hundred seventy-one".