972343279 has 2 divisors, whose sum is σ = 972343280. Its totient is φ = 972343278.

The previous prime is 972343231. The next prime is 972343289.

It is a happy number.

972343279 is nontrivially palindromic in base 10.

It is a strong prime.

It is a palprime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-972343279 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (972343289) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 486171639 + 486171640.

It is an arithmetic number, because the mean of its divisors is an integer number (486171640).

Almost surely, 2^972343279 is an apocalyptic number.

972343279 is a deficient number, since it is larger than the sum of its proper divisors (1).

972343279 is an equidigital number, since it uses as much as digits as its factorization.

972343279 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 571536, while the sum is 46.

The square root of 972343279 is about 31182.4193897780. The cubic root of 972343279 is about 990.6947743468.

The spelling of 972343279 in words is "nine hundred seventy-two million, three hundred forty-three thousand, two hundred seventy-nine".