1613887914 has 8 divisors (see below), whose sum is σ = 3227775840. Its totient is φ = 537962636.

The previous prime is 1613887909. The next prime is 1613887921. The reversal of 1613887914 is 4197883161.

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

1613887914 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 134490654 + ... + 134490665.

It is an arithmetic number, because the mean of its divisors is an integer number (403471980).

Almost surely, 2^1613887914 is an apocalyptic number.

1613887914 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1613887914 is a wasteful number, since it uses less digits than its factorization.

1613887914 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 268981324.

The product of its digits is 290304, while the sum is 48.

The square root of 1613887914 is about 40173.2238437495. The cubic root of 1613887914 is about 1172.9813933669.

The spelling of 1613887914 in words is "one billion, six hundred thirteen million, eight hundred eighty-seven thousand, nine hundred fourteen".