1204431042 has 16 divisors (see below), whose sum is σ = 2454312960. Its totient is φ = 393901872.

The previous prime is 1204431029. The next prime is 1204431049. The reversal of 1204431042 is 2401344021.

It is not an unprimeable number, because it can be changed into a prime (1204431049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1893442 + ... + 1894077.

It is an arithmetic number, because the mean of its divisors is an integer number (153394560).

Almost surely, 2^1204431042 is an apocalyptic number.

1204431042 is an abundant number, since it is smaller than the sum of its proper divisors (1249881918).

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

1204431042 is a wasteful number, since it uses less digits than its factorization.

1204431042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3787577.

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 1204431042 is about 34704.9138019388. The cubic root of 1204431042 is about 1063.9649305578.

Adding to 1204431042 its reverse (2401344021), we get a palindrome (3605775063).

The spelling of 1204431042 in words is "one billion, two hundred four million, four hundred thirty-one thousand, forty-two".