125349552 has 40 divisors (see below), whose sum is σ = 359800880. Its totient is φ = 41783040.

The previous prime is 125349547. The next prime is 125349557. The reversal of 125349552 is 255943521.

It is a happy number.

125349552 is a `hidden beast` number, since 12 + 53 + 49 + 552 = 666.

It is an interprime number because it is at equal distance from previous prime (125349547) and next prime (125349557).

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

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 (125349557) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 144649 + ... + 145512.

It is an arithmetic number, because the mean of its divisors is an integer number (8995022).

Almost surely, 2^125349552 is an apocalyptic number.

125349552 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

125349552 is an abundant number, since it is smaller than the sum of its proper divisors (234451328).

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

125349552 is a wasteful number, since it uses less digits than its factorization.

125349552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 290178 (or 290166 counting only the distinct ones).

The product of its digits is 54000, while the sum is 36.

The square root of 125349552 is about 11195.9614147245. The cubic root of 125349552 is about 500.4656355658.

It can be divided in two parts, 1253 and 49552, that added together give a palindrome (50805).

The spelling of 125349552 in words is "one hundred twenty-five million, three hundred forty-nine thousand, five hundred fifty-two".