125766255 has 16 divisors (see below), whose sum is σ = 213063264. Its totient is φ = 63129600.

The previous prime is 125766253. The next prime is 125766257. The reversal of 125766255 is 552667521.

It is an interprime number because it is at equal distance from previous prime (125766253) and next prime (125766257).

It is not a de Polignac number, because 125766255 - 2¹ = 125766253 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125766253) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 246346 + ... + 246855.

It is an arithmetic number, because the mean of its divisors is an integer number (13316454).

Almost surely, 2^125766255 is an apocalyptic number.

125766255 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

125766255 is a deficient number, since it is larger than the sum of its proper divisors (87297009).

125766255 is a wasteful number, since it uses less digits than its factorization.

125766255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 493226.

The product of its digits is 126000, while the sum is 39.

The square root of 125766255 is about 11214.5554972099. Note that the first 3 decimals coincide. The cubic root of 125766255 is about 501.0195927812.

The spelling of 125766255 in words is "one hundred twenty-five million, seven hundred sixty-six thousand, two hundred fifty-five".