1423203042 has 24 divisors (see below), whose sum is σ = 3023694576. Its totient is φ = 446494528.

The previous prime is 1423203013. The next prime is 1423203049. The reversal of 1423203042 is 2403023241.

It is not an unprimeable number, because it can be changed into a prime (1423203049) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 408648 + ... + 412115.

It is an arithmetic number, because the mean of its divisors is an integer number (125987274).

Almost surely, 2^1423203042 is an apocalyptic number.

1423203042 is an abundant number, since it is smaller than the sum of its proper divisors (1600491534).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1423203042 is a wasteful number, since it uses less digits than its factorization.

1423203042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 820802 (or 820785 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 1423203042 is about 37725.3633779716. The cubic root of 1423203042 is about 1124.8353449887.

Adding to 1423203042 its reverse (2403023241), we get a palindrome (3826226283).

The spelling of 1423203042 in words is "one billion, four hundred twenty-three million, two hundred three thousand, forty-two".