976375009 has 3 divisors (see below), whose sum is σ = 976406257. Its totient is φ = 976343762.

The previous prime is 976375003. The next prime is 976375027. The reversal of 976375009 is 900573679.

The square root of 976375009 is 31247.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 900573679 = 2029 ⋅443851.

It is not a de Polignac number, because 976375009 - 2⁷ = 976374881 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 976375009.

It is not an unprimeable number, because it can be changed into a prime (976375003) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 15624 + ... + 46870.

Almost surely, 2^976375009 is an apocalyptic number.

976375009 is the 31247-th square number.

976375009 is the 15624-th centered octagonal number.

It is an amenable number.

976375009 is a deficient number, since it is larger than the sum of its proper divisors (31248).

976375009 is an frugal number, since it uses more digits than its factorization.

976375009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62494 (or 31247 counting only the distinct ones).

The product of its (nonzero) digits is 357210, while the sum is 46.

The cubic root of 976375009 is about 992.0621604221.

The spelling of 976375009 in words is "nine hundred seventy-six million, three hundred seventy-five thousand, nine".