125541750 has 64 divisors (see below), whose sum is σ = 317783232. Its totient is φ = 33004800.

The previous prime is 125541743. The next prime is 125541761. The reversal of 125541750 is 57145521.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 53604 + ... + 55896.

It is an arithmetic number, because the mean of its divisors is an integer number (4965363).

Almost surely, 2^125541750 is an apocalyptic number.

125541750 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 125541750, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (158891616).

125541750 is an abundant number, since it is smaller than the sum of its proper divisors (192241482).

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

125541750 is a wasteful number, since it uses less digits than its factorization.

125541750 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2386 (or 2376 counting only the distinct ones).

The product of its (nonzero) digits is 7000, while the sum is 30.

The square root of 125541750 is about 11204.5414899495. The cubic root of 125541750 is about 500.7212923078.

The spelling of 125541750 in words is "one hundred twenty-five million, five hundred forty-one thousand, seven hundred fifty".