976427121 has 8 divisors (see below), whose sum is σ = 1304493120. Its totient is φ = 649656272.

The previous prime is 976427087. The next prime is 976427143. The reversal of 976427121 is 121724679.

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 976427121 - 2⁷ = 976426993 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 976427121.

It is not an unprimeable number, because it can be changed into a prime (976427171) 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, 322026 + ... + 325043.

It is an arithmetic number, because the mean of its divisors is an integer number (163061640).

Almost surely, 2^976427121 is an apocalyptic number.

It is an amenable number.

976427121 is a deficient number, since it is larger than the sum of its proper divisors (328065999).

976427121 is a wasteful number, since it uses less digits than its factorization.

976427121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 647575.

The product of its digits is 42336, while the sum is 39.

The square root of 976427121 is about 31247.8338609255. The cubic root of 976427121 is about 992.0798098645.

The spelling of 976427121 in words is "nine hundred seventy-six million, four hundred twenty-seven thousand, one hundred twenty-one".