1303001042 has 48 divisors (see below), whose sum is σ = 2308965120. Its totient is φ = 549817632.

The previous prime is 1303001041. The next prime is 1303001047. The reversal of 1303001042 is 2401003031.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is not an unprimeable number, because it can be changed into a prime (1303001041) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 2381813 + ... + 2382359.

It is an arithmetic number, because the mean of its divisors is an integer number (48103440).

Almost surely, 2^1303001042 is an apocalyptic number.

1303001042 is a deficient number, since it is larger than the sum of its proper divisors (1005964078).

1303001042 is a wasteful number, since it uses less digits than its factorization.

1303001042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 895 (or 888 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 1303001042 is about 36097.1057288531. The cubic root of 1303001042 is about 1092.2320622301.

Adding to 1303001042 its reverse (2401003031), we get a palindrome (3704004073).

The spelling of 1303001042 in words is "one billion, three hundred three million, one thousand, forty-two".