7972291267 has 2 divisors, whose sum is σ = 7972291268. Its totient is φ = 7972291266.

The previous prime is 7972291177. The next prime is 7972291291. The reversal of 7972291267 is 7621922797.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 7972291267 - 2¹¹ = 7972289219 is a prime.

It is not a weakly prime, because it can be changed into another prime (7972291867) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3986145633 + 3986145634.

It is an arithmetic number, because the mean of its divisors is an integer number (3986145634).

Almost surely, 2^7972291267 is an apocalyptic number.

7972291267 is a deficient number, since it is larger than the sum of its proper divisors (1).

7972291267 is an equidigital number, since it uses as much as digits as its factorization.

7972291267 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1333584, while the sum is 52.

The square root of 7972291267 is about 89287.6882162373. The cubic root of 7972291267 is about 1997.6882678935.

The spelling of 7972291267 in words is "seven billion, nine hundred seventy-two million, two hundred ninety-one thousand, two hundred sixty-seven".