1303544142 has 24 divisors (see below), whose sum is σ = 2921738040. Its totient is φ = 419531280.

The previous prime is 1303544131. The next prime is 1303544149. The reversal of 1303544142 is 2414453031.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1303544149) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1248084 + ... + 1249127.

It is an arithmetic number, because the mean of its divisors is an integer number (121739085).

Almost surely, 2^1303544142 is an apocalyptic number.

1303544142 is an abundant number, since it is smaller than the sum of its proper divisors (1618193898).

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

1303544142 is a wasteful number, since it uses less digits than its factorization.

1303544142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2497248 (or 2497245 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The square root of 1303544142 is about 36104.6277089240. The cubic root of 1303544142 is about 1092.3837911537.

Adding to 1303544142 its reverse (2414453031), we get a palindrome (3717997173).

The spelling of 1303544142 in words is "one billion, three hundred three million, five hundred forty-four thousand, one hundred forty-two".