1303004142 has 96 divisors (see below), whose sum is σ = 3226728960. Its totient is φ = 376157760.

The previous prime is 1303004111. The next prime is 1303004159. The reversal of 1303004142 is 2414003031.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

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 47 ways as a sum of consecutive naturals, for example, 1634488 + ... + 1635284.

It is an arithmetic number, because the mean of its divisors is an integer number (33611760).

Almost surely, 2^1303004142 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1303004142, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1613364480).

1303004142 is an abundant number, since it is smaller than the sum of its proper divisors (1923724818).

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

1303004142 is a wasteful number, since it uses less digits than its factorization.

1303004142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1198 (or 1195 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 1303004142 is about 36097.1486685583. The cubic root of 1303004142 is about 1092.2329284143.

Adding to 1303004142 its reverse (2414003031), we get a palindrome (3717007173).

The spelling of 1303004142 in words is "one billion, three hundred three million, four thousand, one hundred forty-two".