1331044042 has 8 divisors (see below), whose sum is σ = 2039046336. Its totient is φ = 651361932.

The previous prime is 1331044021. The next prime is 1331044097. The reversal of 1331044042 is 2404401331.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7079928 + ... + 7080115.

It is an arithmetic number, because the mean of its divisors is an integer number (254880792).

Almost surely, 2^1331044042 is an apocalyptic number.

1331044042 is a deficient number, since it is larger than the sum of its proper divisors (708002294).

1331044042 is a wasteful number, since it uses less digits than its factorization.

1331044042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14160092.

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 1331044042 is about 36483.4762872180. The cubic root of 1331044042 is about 1100.0121326485.

Adding to 1331044042 its reverse (2404401331), we get a palindrome (3735445373).

The spelling of 1331044042 in words is "one billion, three hundred thirty-one million, forty-four thousand, forty-two".