125767 has 4 divisors (see below), whose sum is σ = 129856. Its totient is φ = 121680.

The previous prime is 125753. The next prime is 125777. The reversal of 125767 is 767521.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 125767 - 2⁷ = 125639 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 11.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125707) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1998 + ... + 2059.

It is an arithmetic number, because the mean of its divisors is an integer number (32464).

2¹²⁵⁷⁶⁷ is an apocalyptic number.

125767 is a deficient number, since it is larger than the sum of its proper divisors (4089).

125767 is an equidigital number, since it uses as much as digits as its factorization.

125767 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4088.

The product of its digits is 2940, while the sum is 28.

The square root of 125767 is about 354.6364335485. The cubic root of 125767 is about 50.1020582074.

The spelling of 125767 in words is "one hundred twenty-five thousand, seven hundred sixty-seven".