1803235042 has 16 divisors (see below), whose sum is σ = 3093544512. Its totient is φ = 772243920.

The previous prime is 1803235037. The next prime is 1803235061. The reversal of 1803235042 is 2405323081.

It is a self number, because there is not a number n which added to its sum of digits gives 1803235042.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27684 + ... + 66127.

It is an arithmetic number, because the mean of its divisors is an integer number (193346532).

Almost surely, 2^1803235042 is an apocalyptic number.

1803235042 is a deficient number, since it is larger than the sum of its proper divisors (1290309470).

1803235042 is a wasteful number, since it uses less digits than its factorization.

1803235042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95193.

The product of its (nonzero) digits is 5760, while the sum is 28.

The square root of 1803235042 is about 42464.5150920154. The cubic root of 1803235042 is about 1217.1687103377.

The spelling of 1803235042 in words is "one billion, eight hundred three million, two hundred thirty-five thousand, forty-two".