1338653900 has 18 divisors (see below), whose sum is σ = 2904879180. Its totient is φ = 535461520.

The previous prime is 1338653887. The next prime is 1338653917. The reversal of 1338653900 is 93568331.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6693170 + ... + 6693369.

Almost surely, 2^1338653900 is an apocalyptic number.

1338653900 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1338653900 is an abundant number, since it is smaller than the sum of its proper divisors (1566225280).

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

1338653900 is a wasteful number, since it uses less digits than its factorization.

1338653900 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13386553 (or 13386546 counting only the distinct ones).

The product of its (nonzero) digits is 58320, while the sum is 38.

The square root of 1338653900 is about 36587.6194907512. The cubic root of 1338653900 is about 1102.1044836007.

The spelling of 1338653900 in words is "one billion, three hundred thirty-eight million, six hundred fifty-three thousand, nine hundred".