125504106 has 64 divisors (see below), whose sum is σ = 314834688. Its totient is φ = 32467968.

The previous prime is 125504069. The next prime is 125504173. The reversal of 125504106 is 601405521.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 26770 + ... + 31106.

It is an arithmetic number, because the mean of its divisors is an integer number (4919292).

Almost surely, 2^125504106 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 125504106, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (157417344).

125504106 is an abundant number, since it is smaller than the sum of its proper divisors (189330582).

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

125504106 is a wasteful number, since it uses less digits than its factorization.

125504106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4415.

The product of its (nonzero) digits is 1200, while the sum is 24.

The square root of 125504106 is about 11202.8615094537. The cubic root of 125504106 is about 500.6712398043.

Adding to 125504106 its reverse (601405521), we get a palindrome (726909627).

The spelling of 125504106 in words is "one hundred twenty-five million, five hundred four thousand, one hundred six".