1409688314 has 8 divisors (see below), whose sum is σ = 2238916788. Its totient is φ = 663382720.

The previous prime is 1409688311. The next prime is 1409688317. The reversal of 1409688314 is 4138869041.

It is an interprime number because it is at equal distance from previous prime (1409688311) and next prime (1409688317).

It can be written as a sum of positive squares in 2 ways, for example, as 1148057689 + 261630625 = 33883^2 + 16175^2 .

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

It is a super-2 number, since 2×1409688314² = 3974442285256325192, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1409688311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20730677 + ... + 20730744.

Almost surely, 2^1409688314 is an apocalyptic number.

1409688314 is a deficient number, since it is larger than the sum of its proper divisors (829228474).

1409688314 is a wasteful number, since it uses less digits than its factorization.

1409688314 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41461440.

The product of its (nonzero) digits is 165888, while the sum is 44.

The square root of 1409688314 is about 37545.8161983463. The cubic root of 1409688314 is about 1121.2635383834.

The spelling of 1409688314 in words is "one billion, four hundred nine million, six hundred eighty-eight thousand, three hundred fourteen".