1303116544 has 54 divisors (see below), whose sum is σ = 2632416500. Its totient is φ = 643814400.

The previous prime is 1303116533. The next prime is 1303116547. The reversal of 1303116544 is 4456113031.

It is a super-2 number, since 2×1303116544² = 3396225454493007872, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1303116547) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2611207 + ... + 2611705.

Almost surely, 2^1303116544 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1303116544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1316208250).

1303116544 is an abundant number, since it is smaller than the sum of its proper divisors (1329299956).

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

1303116544 is an frugal number, since it uses more digits than its factorization.

1303116544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 717 (or 602 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 1303116544 is about 36098.7055723609. The cubic root of 1303116544 is about 1092.2643342074.

Adding to 1303116544 its reverse (4456113031), we get a palindrome (5759229575).

The spelling of 1303116544 in words is "one billion, three hundred three million, one hundred sixteen thousand, five hundred forty-four".