1489443313 has 8 divisors (see below), whose sum is σ = 1510272000. Its totient is φ = 1468759200.

The previous prime is 1489443311. The next prime is 1489443337. The reversal of 1489443313 is 3133449841.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1489443313 - 2¹ = 1489443311 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1489443311) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15313 + ... + 56686.

It is an arithmetic number, because the mean of its divisors is an integer number (188784000).

Almost surely, 2^1489443313 is an apocalyptic number.

It is an amenable number.

1489443313 is a deficient number, since it is larger than the sum of its proper divisors (20828687).

1489443313 is a wasteful number, since it uses less digits than its factorization.

1489443313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72287.

The product of its digits is 124416, while the sum is 40.

The square root of 1489443313 is about 38593.3065828778. The cubic root of 1489443313 is about 1142.0224980053.

The spelling of 1489443313 in words is "one billion, four hundred eighty-nine million, four hundred forty-three thousand, three hundred thirteen".