1234423235 has 4 divisors (see below), whose sum is σ = 1481307888. Its totient is φ = 987538584.

The previous prime is 1234423219. The next prime is 1234423241. The reversal of 1234423235 is 5323244321.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5323244321 = 29 ⋅183560149.

It is a cyclic number.

It is not a de Polignac number, because 1234423235 - 2⁴ = 1234423219 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1234423198 and 1234423207.

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, 123442319 + ... + 123442328.

It is an arithmetic number, because the mean of its divisors is an integer number (370326972).

Almost surely, 2^1234423235 is an apocalyptic number.

1234423235 is a deficient number, since it is larger than the sum of its proper divisors (246884653).

1234423235 is an equidigital number, since it uses as much as digits as its factorization.

1234423235 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 246884652.

The product of its digits is 17280, while the sum is 29.

The square root of 1234423235 is about 35134.3597493963. The cubic root of 1234423235 is about 1072.7240791442.

Adding to 1234423235 its reverse (5323244321), we get a palindrome (6557667556).

The spelling of 1234423235 in words is "one billion, two hundred thirty-four million, four hundred twenty-three thousand, two hundred thirty-five".