1303003142 has 16 divisors (see below), whose sum is σ = 2234507040. Its totient is φ = 558233088.

The previous prime is 1303003123. The next prime is 1303003171. The reversal of 1303003142 is 2413003031.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 1303003142.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29084 + ... + 58752.

It is an arithmetic number, because the mean of its divisors is an integer number (139656690).

Almost surely, 2^1303003142 is an apocalyptic number.

1303003142 is a deficient number, since it is larger than the sum of its proper divisors (931503898).

1303003142 is a wasteful number, since it uses less digits than its factorization.

1303003142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32815.

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 1303003142 is about 36097.1348170461. The cubic root of 1303003142 is about 1092.2326490002.

Adding to 1303003142 its reverse (2413003031), we get a palindrome (3716006173).

The spelling of 1303003142 in words is "one billion, three hundred three million, three thousand, one hundred forty-two".