4492972811 has 2 divisors, whose sum is σ = 4492972812. Its totient is φ = 4492972810.

The previous prime is 4492972747. The next prime is 4492972831. The reversal of 4492972811 is 1182792944.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4492972811 - 2⁶ = 4492972747 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (4492972831) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2246486405 + 2246486406.

It is an arithmetic number, because the mean of its divisors is an integer number (2246486406).

Almost surely, 2^4492972811 is an apocalyptic number.

4492972811 is a deficient number, since it is larger than the sum of its proper divisors (1).

4492972811 is an equidigital number, since it uses as much as digits as its factorization.

4492972811 is an evil number, because the sum of its binary digits is even.

The product of its digits is 290304, while the sum is 47.

The square root of 4492972811 is about 67029.6412865234. The cubic root of 4492972811 is about 1650.1037964700.

The spelling of 4492972811 in words is "four billion, four hundred ninety-two million, nine hundred seventy-two thousand, eight hundred eleven".