125225018 has 16 divisors (see below), whose sum is σ = 197747136. Its totient is φ = 59357760.

The previous prime is 125225017. The next prime is 125225059. The reversal of 125225018 is 810522521.

It is not an unprimeable number, because it can be changed into a prime (125225017) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6848 + ... + 17243.

It is an arithmetic number, because the mean of its divisors is an integer number (12359196).

Almost surely, 2^125225018 is an apocalyptic number.

125225018 is a deficient number, since it is larger than the sum of its proper divisors (72522118).

125225018 is a wasteful number, since it uses less digits than its factorization.

125225018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24229.

The product of its (nonzero) digits is 1600, while the sum is 26.

The square root of 125225018 is about 11190.3984736916. The cubic root of 125225018 is about 500.2998441510.

Adding to 125225018 its reverse (810522521), we get a palindrome (935747539).

The spelling of 125225018 in words is "one hundred twenty-five million, two hundred twenty-five thousand, eighteen".