125740404 has 96 divisors (see below), whose sum is σ = 355152000. Its totient is φ = 38320128.

The previous prime is 125740343. The next prime is 125740427. The reversal of 125740404 is 404047521.

125740404 is a `hidden beast` number, since 1 + 257 + 4 + 0 + 404 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 58452 + ... + 60564.

It is an arithmetic number, because the mean of its divisors is an integer number (3699500).

Almost surely, 2^125740404 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 125740404, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (177576000).

125740404 is an abundant number, since it is smaller than the sum of its proper divisors (229411596).

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

125740404 is a wasteful number, since it uses less digits than its factorization.

125740404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2174 (or 2166 counting only the distinct ones).

The product of its (nonzero) digits is 4480, while the sum is 27.

The square root of 125740404 is about 11213.4028733476. The cubic root of 125740404 is about 500.9852625734.

Adding to 125740404 its reverse (404047521), we get a palindrome (529787925).

The spelling of 125740404 in words is "one hundred twenty-five million, seven hundred forty thousand, four hundred four".