125204042 has 8 divisors (see below), whose sum is σ = 195971616. Its totient is φ = 59880172.

The previous prime is 125204029. The next prime is 125204047. The reversal of 125204042 is 240402521.

It is a happy number.

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

It is not an unprimeable number, because it can be changed into a prime (125204047) 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, 1360868 + ... + 1360959.

It is an arithmetic number, because the mean of its divisors is an integer number (24496452).

Almost surely, 2^125204042 is an apocalyptic number.

125204042 is a deficient number, since it is larger than the sum of its proper divisors (70767574).

125204042 is a wasteful number, since it uses less digits than its factorization.

125204042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2721852.

The product of its (nonzero) digits is 640, while the sum is 20.

The square root of 125204042 is about 11189.4612023993. The cubic root of 125204042 is about 500.2719081052.

Adding to 125204042 its reverse (240402521), we get a palindrome (365606563).

The spelling of 125204042 in words is "one hundred twenty-five million, two hundred four thousand, forty-two".