125415422 has 16 divisors (see below), whose sum is σ = 210773232. Its totient is φ = 55465920.

The previous prime is 125415379. The next prime is 125415431. The reversal of 125415422 is 224514521.

It is a junction number, because it is equal to n+sod(n) for n = 125415391 and 125415400.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 76223 + ... + 77850.

It is an arithmetic number, because the mean of its divisors is an integer number (13173327).

Almost surely, 2^125415422 is an apocalyptic number.

125415422 is a deficient number, since it is larger than the sum of its proper divisors (85357810).

125415422 is a wasteful number, since it uses less digits than its factorization.

125415422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154123.

The product of its digits is 3200, while the sum is 26.

The square root of 125415422 is about 11198.9027141055. The cubic root of 125415422 is about 500.5532835288.

Adding to 125415422 its reverse (224514521), we get a palindrome (349929943).

Subtracting 125415422 from its reverse (224514521), we obtain a palindrome (99099099).

The spelling of 125415422 in words is "one hundred twenty-five million, four hundred fifteen thousand, four hundred twenty-two".