626041123 has 2 divisors, whose sum is σ = 626041124. Its totient is φ = 626041122.

The previous prime is 626041103. The next prime is 626041139. The reversal of 626041123 is 321140626.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-626041123 is a prime.

It is a super-2 number, since 2×626041123² = 783854975374202258, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (626041103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 313020561 + 313020562.

It is an arithmetic number, because the mean of its divisors is an integer number (313020562).

Almost surely, 2^626041123 is an apocalyptic number.

626041123 is a deficient number, since it is larger than the sum of its proper divisors (1).

626041123 is an equidigital number, since it uses as much as digits as its factorization.

626041123 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 626041123 is about 25020.8137957182. The cubic root of 626041123 is about 855.4624553822.

Adding to 626041123 its reverse (321140626), we get a palindrome (947181749).

The spelling of 626041123 in words is "six hundred twenty-six million, forty-one thousand, one hundred twenty-three".