1255435 has 4 divisors (see below), whose sum is σ = 1506528. Its totient is φ = 1004344.

The previous prime is 1255427. The next prime is 1255451. The reversal of 1255435 is 5345521.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5345521 = 193 ⋅27697.

It is a cyclic number.

It is not a de Polignac number, because 1255435 - 2³ = 1255427 is a prime.

It is a super-2 number, since 2×1255435² = 3152234078450, which contains 22 as substring.

It is a Duffinian number.

1255435 is a lucky number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 125539 + ... + 125548.

It is an arithmetic number, because the mean of its divisors is an integer number (376632).

2^1255435 is an apocalyptic number.

1255435 is a deficient number, since it is larger than the sum of its proper divisors (251093).

1255435 is an equidigital number, since it uses as much as digits as its factorization.

1255435 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 251092.

The product of its digits is 3000, while the sum is 25.

The square root of 1255435 is about 1120.4619583011. The cubic root of 1255435 is about 107.8776334704.

The spelling of 1255435 in words is "one million, two hundred fifty-five thousand, four hundred thirty-five".