1303444042 has 16 divisors (see below), whose sum is σ = 2124460800. Its totient is φ = 597503520.

The previous prime is 1303444031. The next prime is 1303444067. The reversal of 1303444042 is 2404443031.

It is a junction number, because it is equal to n+sod(n) for n = 1303443998 and 1303444016.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 552067 + ... + 554422.

It is an arithmetic number, because the mean of its divisors is an integer number (132778800).

Almost surely, 2^1303444042 is an apocalyptic number.

1303444042 is a deficient number, since it is larger than the sum of its proper divisors (821016758).

1303444042 is a wasteful number, since it uses less digits than its factorization.

1303444042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1106541.

The product of its (nonzero) digits is 4608, while the sum is 25.

The square root of 1303444042 is about 36103.2414334226. The cubic root of 1303444042 is about 1092.3558288180.

Adding to 1303444042 its reverse (2404443031), we get a palindrome (3707887073).

The spelling of 1303444042 in words is "one billion, three hundred three million, four hundred forty-four thousand, forty-two".