125753655 has 8 divisors (see below), whose sum is σ = 201205872. Its totient is φ = 67068608.

The previous prime is 125753653. The next prime is 125753681. The reversal of 125753655 is 556357521.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 125753655 - 2¹ = 125753653 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125753653) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 4191774 + ... + 4191803.

It is an arithmetic number, because the mean of its divisors is an integer number (25150734).

Almost surely, 2^125753655 is an apocalyptic number.

125753655 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

125753655 is a deficient number, since it is larger than the sum of its proper divisors (75452217).

125753655 is an equidigital number, since it uses as much as digits as its factorization.

125753655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8383585.

The product of its digits is 157500, while the sum is 39.

The square root of 125753655 is about 11213.9937132139. The cubic root of 125753655 is about 501.0028605300.

The spelling of 125753655 in words is "one hundred twenty-five million, seven hundred fifty-three thousand, six hundred fifty-five".