1252425623 has 2 divisors, whose sum is σ = 1252425624. Its totient is φ = 1252425622.

The previous prime is 1252425607. The next prime is 1252425673. The reversal of 1252425623 is 3265242521.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1252425623 - 2⁴ = 1252425607 is a prime.

It is a super-2 number, since 2×1252425623² = 3137139882293876258, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1252425623.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1252425673) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 626212811 + 626212812.

It is an arithmetic number, because the mean of its divisors is an integer number (626212812).

Almost surely, 2^1252425623 is an apocalyptic number.

1252425623 is a deficient number, since it is larger than the sum of its proper divisors (1).

1252425623 is an equidigital number, since it uses as much as digits as its factorization.

1252425623 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 28800, while the sum is 32.

The square root of 1252425623 is about 35389.6259234256. The cubic root of 1252425623 is about 1077.9136743128.

The spelling of 1252425623 in words is "one billion, two hundred fifty-two million, four hundred twenty-five thousand, six hundred twenty-three".