626942123 has 2 divisors, whose sum is σ = 626942124. Its totient is φ = 626942122.

The previous prime is 626942089. The next prime is 626942131. The reversal of 626942123 is 321249626.

626942123 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 626942123 - 2²⁰ = 625893547 is a prime.

It is not a weakly prime, because it can be changed into another prime (626942143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 313471061 + 313471062.

It is an arithmetic number, because the mean of its divisors is an integer number (313471062).

Almost surely, 2^626942123 is an apocalyptic number.

626942123 is a deficient number, since it is larger than the sum of its proper divisors (1).

626942123 is an equidigital number, since it uses as much as digits as its factorization.

626942123 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 31104, while the sum is 35.

The square root of 626942123 is about 25038.8123320576. The cubic root of 626942123 is about 855.8726532504.

The spelling of 626942123 in words is "six hundred twenty-six million, nine hundred forty-two thousand, one hundred twenty-three".