1423342342 has 4 divisors (see below), whose sum is σ = 2135013516. Its totient is φ = 711671170.

The previous prime is 1423342337. The next prime is 1423342367. The reversal of 1423342342 is 2432433241.

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

It is a self number, because there is not a number n which added to its sum of digits gives 1423342342.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 355835584 + ... + 355835587.

It is an arithmetic number, because the mean of its divisors is an integer number (533753379).

Almost surely, 2^1423342342 is an apocalyptic number.

1423342342 is a deficient number, since it is larger than the sum of its proper divisors (711671174).

1423342342 is an equidigital number, since it uses as much as digits as its factorization.

1423342342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 711671173.

The product of its digits is 13824, while the sum is 28.

The square root of 1423342342 is about 37727.2095708124. The cubic root of 1423342342 is about 1124.8720425990.

Adding to 1423342342 its reverse (2432433241), we get a palindrome (3855775583).

The spelling of 1423342342 in words is "one billion, four hundred twenty-three million, three hundred forty-two thousand, three hundred forty-two".