1349137984 has 28 divisors (see below), whose sum is σ = 2711094400. Its totient is φ = 666027648.

The previous prime is 1349137973. The next prime is 1349138023. The reversal of 1349137984 is 4897319431.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 128364 + ... + 138475.

It is an arithmetic number, because the mean of its divisors is an integer number (96824800).

Almost surely, 2^1349137984 is an apocalyptic number.

It is an amenable number.

1349137984 is an abundant number, since it is smaller than the sum of its proper divisors (1361956416).

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

1349137984 is an equidigital number, since it uses as much as digits as its factorization.

1349137984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 266930 (or 266920 counting only the distinct ones).

The product of its digits is 653184, while the sum is 49.

The square root of 1349137984 is about 36730.6137166261. The cubic root of 1349137984 is about 1104.9741629060.

The spelling of 1349137984 in words is "one billion, three hundred forty-nine million, one hundred thirty-seven thousand, nine hundred eighty-four".