125422170 has 16 divisors (see below), whose sum is σ = 301013280. Its totient is φ = 33445904.

The previous prime is 125422169. The next prime is 125422183. The reversal of 125422170 is 71224521.

It is a self number, because there is not a number n which added to its sum of digits gives 125422170.

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, 2090340 + ... + 2090399.

It is an arithmetic number, because the mean of its divisors is an integer number (18813330).

Almost surely, 2^125422170 is an apocalyptic number.

125422170 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

125422170 is an abundant number, since it is smaller than the sum of its proper divisors (175591110).

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

125422170 is a wasteful number, since it uses less digits than its factorization.

125422170 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4180749.

The product of its (nonzero) digits is 1120, while the sum is 24.

The square root of 125422170 is about 11199.2039895700. The cubic root of 125422170 is about 500.5622608219.

Adding to 125422170 its reverse (71224521), we get a palindrome (196646691).

The spelling of 125422170 in words is "one hundred twenty-five million, four hundred twenty-two thousand, one hundred seventy".