125011422 has 24 divisors (see below), whose sum is σ = 271126440. Its totient is φ = 41629200.

The previous prime is 125011379. The next prime is 125011429. The reversal of 125011422 is 224110521.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 125011395 and 125011404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125011429) 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 in 11 ways as a sum of consecutive naturals, for example, 19297 + ... + 24947.

It is an arithmetic number, because the mean of its divisors is an integer number (11296935).

Almost surely, 2^125011422 is an apocalyptic number.

125011422 is an abundant number, since it is smaller than the sum of its proper divisors (146115018).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

125011422 is a wasteful number, since it uses less digits than its factorization.

125011422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6888 (or 6885 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 18.

The square root of 125011422 is about 11180.8506831994. The cubic root of 125011422 is about 500.0152288695.

Adding to 125011422 its reverse (224110521), we get a palindrome (349121943).

Subtracting 125011422 from its reverse (224110521), we obtain a palindrome (99099099).

The spelling of 125011422 in words is "one hundred twenty-five million, eleven thousand, four hundred twenty-two".