125435 has 4 divisors (see below), whose sum is σ = 150528. Its totient is φ = 100344.

The previous prime is 125429. The next prime is 125441. The reversal of 125435 is 534521.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 534521 = 13 ⋅41117.

It is an interprime number because it is at equal distance from previous prime (125429) and next prime (125441).

It is a cyclic number.

It is not a de Polignac number, because 125435 - 2⁶ = 125371 is a prime.

It is an Ulam 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 125435.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12539 + ... + 12548.

It is an arithmetic number, because the mean of its divisors is an integer number (37632).

2¹²⁵⁴³⁵ is an apocalyptic number.

125435 is a deficient number, since it is larger than the sum of its proper divisors (25093).

125435 is an equidigital number, since it uses as much as digits as its factorization.

125435 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25092.

The product of its digits is 600, while the sum is 20.

The square root of 125435 is about 354.1680392130. The cubic root of 125435 is about 50.0579328498.

Adding to 125435 its reverse (534521), we get a palindrome (659956).

The spelling of 125435 in words is "one hundred twenty-five thousand, four hundred thirty-five".