125270856 has 48 divisors (see below), whose sum is σ = 341581500. Its totient is φ = 41473152.

The previous prime is 125270851. The next prime is 125270861. The reversal of 125270856 is 658072521.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (125270851) and next prime (125270861).

It can be written as a sum of positive squares in 2 ways, for example, as 125216100 + 54756 = 11190^2 + 234^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 125270856.

It is not an unprimeable number, because it can be changed into a prime (125270851) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 4890 + ... + 16566.

Almost surely, 2^125270856 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 125270856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (170790750).

125270856 is an abundant number, since it is smaller than the sum of its proper divisors (216310644).

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

125270856 is a wasteful number, since it uses less digits than its factorization.

125270856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11838 (or 11831 counting only the distinct ones).

The product of its (nonzero) digits is 33600, while the sum is 36.

The square root of 125270856 is about 11192.4463813770. The cubic root of 125270856 is about 500.3608808008.

The spelling of 125270856 in words is "one hundred twenty-five million, two hundred seventy thousand, eight hundred fifty-six".