125571852 has 36 divisors (see below), whose sum is σ = 362763856. Its totient is φ = 35877600.

The previous prime is 125571851. The next prime is 125571857. The reversal of 125571852 is 258175521.

125571852 is a `hidden beast` number, since 1 + 2 + 5 + 571 + 85 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

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

It is not an unprimeable number, because it can be changed into a prime (125571851) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 248899 + ... + 249402.

Almost surely, 2^125571852 is an apocalyptic number.

125571852 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

125571852 is an abundant number, since it is smaller than the sum of its proper divisors (237192004).

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

125571852 is a wasteful number, since it uses less digits than its factorization.

125571852 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 498318 (or 498313 counting only the distinct ones).

The product of its digits is 28000, while the sum is 36.

The square root of 125571852 is about 11205.8847040294. The cubic root of 125571852 is about 500.7613095605.

The spelling of 125571852 in words is "one hundred twenty-five million, five hundred seventy-one thousand, eight hundred fifty-two".