125427 has 4 divisors (see below), whose sum is σ = 167240. Its totient is φ = 83616.

The previous prime is 125423. The next prime is 125429. The reversal of 125427 is 724521.

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

It is not a de Polignac number, because 125427 - 2² = 125423 is a prime.

It is a D-number.

It is a Duffinian number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 125427.

It is not an unprimeable number, because it can be changed into a prime (125423) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20902 + ... + 20907.

It is an arithmetic number, because the mean of its divisors is an integer number (41810).

2¹²⁵⁴²⁷ is an apocalyptic number.

125427 is a deficient number, since it is larger than the sum of its proper divisors (41813).

125427 is an equidigital number, since it uses as much as digits as its factorization.

125427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41812.

The product of its digits is 560, while the sum is 21.

The square root of 125427 is about 354.1567449591. The cubic root of 125427 is about 50.0568686280.

Adding to 125427 its reverse (724521), we get a palindrome (849948).

The spelling of 125427 in words is "one hundred twenty-five thousand, four hundred twenty-seven".