125112423 has 4 divisors (see below), whose sum is σ = 166816568. Its totient is φ = 83408280.

The previous prime is 125112353. The next prime is 125112439. The reversal of 125112423 is 324211521.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 125112423 - 2²⁶ = 58003559 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 125112423.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125112023) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20852068 + ... + 20852073.

It is an arithmetic number, because the mean of its divisors is an integer number (41704142).

Almost surely, 2^125112423 is an apocalyptic number.

125112423 is a deficient number, since it is larger than the sum of its proper divisors (41704145).

125112423 is an equidigital number, since it uses as much as digits as its factorization.

125112423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41704144.

The product of its digits is 480, while the sum is 21.

The square root of 125112423 is about 11185.3664669514. The cubic root of 125112423 is about 500.1498524174.

Adding to 125112423 its reverse (324211521), we get a palindrome (449323944).

The spelling of 125112423 in words is "one hundred twenty-five million, one hundred twelve thousand, four hundred twenty-three".