625011623 has 2 divisors, whose sum is σ = 625011624. Its totient is φ = 625011622.

The previous prime is 625011617. The next prime is 625011661. The reversal of 625011623 is 326110526.

625011623 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 not a de Polignac number, because 625011623 - 2²⁶ = 557902759 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 625011592 and 625011601.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (625011823) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 312505811 + 312505812.

It is an arithmetic number, because the mean of its divisors is an integer number (312505812).

Almost surely, 2^625011623 is an apocalyptic number.

625011623 is a deficient number, since it is larger than the sum of its proper divisors (1).

625011623 is an equidigital number, since it uses as much as digits as its factorization.

625011623 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2160, while the sum is 26.

The square root of 625011623 is about 25000.2324589193. The cubic root of 625011623 is about 854.9932733189.

The spelling of 625011623 in words is "six hundred twenty-five million, eleven thousand, six hundred twenty-three".