125557734 has 8 divisors (see below), whose sum is σ = 251115480. Its totient is φ = 41852576.

The previous prime is 125557693. The next prime is 125557763. The reversal of 125557734 is 437755521.

It is a happy number.

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

125557734 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 125557692 and 125557701.

It is a congruent number.

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, 10463139 + ... + 10463150.

It is an arithmetic number, because the mean of its divisors is an integer number (31389435).

Almost surely, 2^125557734 is an apocalyptic number.

125557734 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

125557734 is a wasteful number, since it uses less digits than its factorization.

125557734 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20926294.

The product of its digits is 147000, while the sum is 39.

The square root of 125557734 is about 11205.2547494468. The cubic root of 125557734 is about 500.7425420501.

The spelling of 125557734 in words is "one hundred twenty-five million, five hundred fifty-seven thousand, seven hundred thirty-four".