4122864791 has 2 divisors, whose sum is σ = 4122864792. Its totient is φ = 4122864790.

The previous prime is 4122864773. The next prime is 4122864827. The reversal of 4122864791 is 1974682214.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4122864791 - 2¹⁸ = 4122602647 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4122864731) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2061432395 + 2061432396.

It is an arithmetic number, because the mean of its divisors is an integer number (2061432396).

Almost surely, 2^4122864791 is an apocalyptic number.

4122864791 is a deficient number, since it is larger than the sum of its proper divisors (1).

4122864791 is an equidigital number, since it uses as much as digits as its factorization.

4122864791 is an evil number, because the sum of its binary digits is even.

The product of its digits is 193536, while the sum is 44.

The square root of 4122864791 is about 64209.5381621765. The cubic root of 4122864791 is about 1603.4903998178.

The spelling of 4122864791 in words is "four billion, one hundred twenty-two million, eight hundred sixty-four thousand, seven hundred ninety-one".