1691413324 has 12 divisors (see below), whose sum is σ = 2961406224. Its totient is φ = 845297264.

The previous prime is 1691413291. The next prime is 1691413331. The reversal of 1691413324 is 4233141961.

It is a self number, because there is not a number n which added to its sum of digits gives 1691413324.

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, 92959 + ... + 109654.

It is an arithmetic number, because the mean of its divisors is an integer number (246783852).

Almost surely, 2^1691413324 is an apocalyptic number.

It is an amenable number.

1691413324 is a deficient number, since it is larger than the sum of its proper divisors (1269992900).

1691413324 is a wasteful number, since it uses less digits than its factorization.

1691413324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 204704 (or 204702 counting only the distinct ones).

The product of its digits is 15552, while the sum is 34.

The square root of 1691413324 is about 41126.7956933190. The cubic root of 1691413324 is about 1191.4703769628.

The spelling of 1691413324 in words is "one billion, six hundred ninety-one million, four hundred thirteen thousand, three hundred twenty-four".