1313041488 has 80 divisors (see below), whose sum is σ = 3706477056. Its totient is φ = 397237120.

The previous prime is 1313041453. The next prime is 1313041501. The reversal of 1313041488 is 8841403131.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 390631 + ... + 393977.

Almost surely, 2^1313041488 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 1313041488, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1853238528).

1313041488 is an abundant number, since it is smaller than the sum of its proper divisors (2393435568).

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

1313041488 is a wasteful number, since it uses less digits than its factorization.

1313041488 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4112 (or 4106 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 33.

The square root of 1313041488 is about 36235.9143392298. The cubic root of 1313041488 is about 1095.0303329726.

The spelling of 1313041488 in words is "one billion, three hundred thirteen million, forty-one thousand, four hundred eighty-eight".