125143552 has 40 divisors (see below), whose sum is σ = 260938656. Its totient is φ = 59845632.

The previous prime is 125143541. The next prime is 125143561. The reversal of 125143552 is 255341521.

It is a self number, because there is not a number n which added to its sum of digits gives 125143552.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6463 + ... + 17089.

Almost surely, 2^125143552 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 125143552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (130469328).

125143552 is an abundant number, since it is smaller than the sum of its proper divisors (135795104).

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

125143552 is an equidigital number, since it uses as much as digits as its factorization.

125143552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10668 (or 10652 counting only the distinct ones).

The product of its digits is 6000, while the sum is 28.

The square root of 125143552 is about 11186.7578860008. The cubic root of 125143552 is about 500.1913294434.

The spelling of 125143552 in words is "one hundred twenty-five million, one hundred forty-three thousand, five hundred fifty-two".