125231042 has 8 divisors (see below), whose sum is σ = 188338176. Its totient is φ = 62451652.

The previous prime is 125231009. The next prime is 125231053. The reversal of 125231042 is 240132521.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 80978 + ... + 82509.

It is an arithmetic number, because the mean of its divisors is an integer number (23542272).

Almost surely, 2^125231042 is an apocalyptic number.

125231042 is a deficient number, since it is larger than the sum of its proper divisors (63107134).

125231042 is a wasteful number, since it uses less digits than its factorization.

125231042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163872.

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 125231042 is about 11190.6676297708. The cubic root of 125231042 is about 500.3078663977.

Adding to 125231042 its reverse (240132521), we get a palindrome (365363563).

The spelling of 125231042 in words is "one hundred twenty-five million, two hundred thirty-one thousand, forty-two".