1303113888 has 36 divisors (see below), whose sum is σ = 3705730938. Its totient is φ = 434371200.

The previous prime is 1303113793. The next prime is 1303113893. The reversal of 1303113888 is 8883113031.

It can be written as a sum of positive squares in only one way, i.e., 1162264464 + 140849424 = 34092^2 + 11868^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2262063 + ... + 2262638.

Almost surely, 2^1303113888 is an apocalyptic number.

1303113888 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

1303113888 is an abundant number, since it is smaller than the sum of its proper divisors (2402617050).

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

1303113888 is a wasteful number, since it uses less digits than its factorization.

1303113888 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4524717 (or 4524706 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 36.

The square root of 1303113888 is about 36098.6687843195. The cubic root of 1303113888 is about 1092.2635921259.

The spelling of 1303113888 in words is "one billion, three hundred three million, one hundred thirteen thousand, eight hundred eighty-eight".