125025419 has 2 divisors, whose sum is σ = 125025420. Its totient is φ = 125025418.

The previous prime is 125025403. The next prime is 125025427. The reversal of 125025419 is 914520521.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 125025419 - 2⁴ = 125025403 is a prime.

It is a super-2 number, since 2×125025419² = 31262710792251122, which contains 22 as substring.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 125025391 and 125025400.

It is not a weakly prime, because it can be changed into another prime (125025319) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62512709 + 62512710.

It is an arithmetic number, because the mean of its divisors is an integer number (62512710).

Almost surely, 2^125025419 is an apocalyptic number.

125025419 is a deficient number, since it is larger than the sum of its proper divisors (1).

125025419 is an equidigital number, since it uses as much as digits as its factorization.

125025419 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3600, while the sum is 29.

The square root of 125025419 is about 11181.4766019520. The cubic root of 125025419 is about 500.0338897029.

The spelling of 125025419 in words is "one hundred twenty-five million, twenty-five thousand, four hundred nineteen".