3122561423 has 2 divisors, whose sum is σ = 3122561424. Its totient is φ = 3122561422.

The previous prime is 3122561413. The next prime is 3122561467. The reversal of 3122561423 is 3241652213.

It is a happy number.

3122561423 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3122561423 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3122561413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1561280711 + 1561280712.

It is an arithmetic number, because the mean of its divisors is an integer number (1561280712).

Almost surely, 2^3122561423 is an apocalyptic number.

3122561423 is a deficient number, since it is larger than the sum of its proper divisors (1).

3122561423 is an equidigital number, since it uses as much as digits as its factorization.

3122561423 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8640, while the sum is 29.

The square root of 3122561423 is about 55879.8838849903. The cubic root of 3122561423 is about 1461.6284798828.

The spelling of 3122561423 in words is "three billion, one hundred twenty-two million, five hundred sixty-one thousand, four hundred twenty-three".