1235423 has 4 divisors (see below), whose sum is σ = 1411920. Its totient is φ = 1058928.

The previous prime is 1235419. The next prime is 1235431. The reversal of 1235423 is 3245321.

It is a happy number.

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 1235423 - 2² = 1235419 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1235395 and 1235404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1235473) 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, 88238 + ... + 88251.

It is an arithmetic number, because the mean of its divisors is an integer number (352980).

2^1235423 is an apocalyptic number.

1235423 is a deficient number, since it is larger than the sum of its proper divisors (176497).

1235423 is an equidigital number, since it uses as much as digits as its factorization.

1235423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 176496.

The product of its digits is 720, while the sum is 20.

The square root of 1235423 is about 1111.4958389486. The cubic root of 1235423 is about 107.3013602369.

The spelling of 1235423 in words is "one million, two hundred thirty-five thousand, four hundred twenty-three".