972868279 has 2 divisors, whose sum is σ = 972868280. Its totient is φ = 972868278.

The previous prime is 972868277. The next prime is 972868327.

972868279 is nontrivially palindromic in base 10.

It is a weak prime.

It is a palprime.

It is a cyclic number.

It is not a de Polignac number, because 972868279 - 2¹ = 972868277 is a prime.

Together with 972868277, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (972868277) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 486434139 + 486434140.

It is an arithmetic number, because the mean of its divisors is an integer number (486434140).

Almost surely, 2^972868279 is an apocalyptic number.

972868279 is a deficient number, since it is larger than the sum of its proper divisors (1).

972868279 is an equidigital number, since it uses as much as digits as its factorization.

972868279 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6096384, while the sum is 58.

The square root of 972868279 is about 31190.8364588063. The cubic root of 972868279 is about 990.8730451238.

The spelling of 972868279 in words is "nine hundred seventy-two million, eight hundred sixty-eight thousand, two hundred seventy-nine".