6972432811 has 2 divisors, whose sum is σ = 6972432812. Its totient is φ = 6972432810.

The previous prime is 6972432767. The next prime is 6972432827. The reversal of 6972432811 is 1182342796.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6972432811 is a prime.

It is a super-2 number, since 2×6972432811² = 97229638607818723442, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (6972432211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3486216405 + 3486216406.

It is an arithmetic number, because the mean of its divisors is an integer number (3486216406).

Almost surely, 2^6972432811 is an apocalyptic number.

6972432811 is a deficient number, since it is larger than the sum of its proper divisors (1).

6972432811 is an equidigital number, since it uses as much as digits as its factorization.

6972432811 is an evil number, because the sum of its binary digits is even.

The product of its digits is 145152, while the sum is 43.

The square root of 6972432811 is about 83501.0946694712. The cubic root of 6972432811 is about 1910.4167297894.

The spelling of 6972432811 in words is "six billion, nine hundred seventy-two million, four hundred thirty-two thousand, eight hundred eleven".