1337518889 has 32 divisors (see below), whose sum is σ = 1670188800. Its totient is φ = 1045094400.

The previous prime is 1337518859. The next prime is 1337518909. The reversal of 1337518889 is 9888157331.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-1337518889 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1337518889.

It is not an unprimeable number, because it can be changed into a prime (1337518859) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2225189 + ... + 2225789.

It is an arithmetic number, because the mean of its divisors is an integer number (52193400).

Almost surely, 2^1337518889 is an apocalyptic number.

1337518889 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

It is an amenable number.

1337518889 is a deficient number, since it is larger than the sum of its proper divisors (332669911).

1337518889 is a wasteful number, since it uses less digits than its factorization.

1337518889 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1233.

The product of its digits is 1451520, while the sum is 53.

The square root of 1337518889 is about 36572.1053399992. The cubic root of 1337518889 is about 1101.7929132950.

The spelling of 1337518889 in words is "one billion, three hundred thirty-seven million, five hundred eighteen thousand, eight hundred eighty-nine".