4972893791 has 2 divisors, whose sum is σ = 4972893792. Its totient is φ = 4972893790.

The previous prime is 4972893773. The next prime is 4972893841. The reversal of 4972893791 is 1973982794.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4972893791 - 2²² = 4968699487 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4972893791.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4972893701) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2486446895 + 2486446896.

It is an arithmetic number, because the mean of its divisors is an integer number (2486446896).

Almost surely, 2^4972893791 is an apocalyptic number.

4972893791 is a deficient number, since it is larger than the sum of its proper divisors (1).

4972893791 is an equidigital number, since it uses as much as digits as its factorization.

4972893791 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6858432, while the sum is 59.

The square root of 4972893791 is about 70518.7477980147. The cubic root of 4972893791 is about 1706.8802814427.

The spelling of 4972893791 in words is "four billion, nine hundred seventy-two million, eight hundred ninety-three thousand, seven hundred ninety-one".