13830783397 has 4 divisors (see below), whose sum is σ = 13835527756. Its totient is φ = 13826039040.

The previous prime is 13830783391. The next prime is 13830783413. The reversal of 13830783397 is 79338703831.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 13770083716 + 60699681 = 117346^2 + 7791^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13830783397 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13830783391) 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, 2367804 + ... + 2373637.

It is an arithmetic number, because the mean of its divisors is an integer number (3458881939).

Almost surely, 2^13830783397 is an apocalyptic number.

It is an amenable number.

13830783397 is a deficient number, since it is larger than the sum of its proper divisors (4744359).

13830783397 is an equidigital number, since it uses as much as digits as its factorization.

13830783397 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4744358.

The product of its (nonzero) digits is 2286144, while the sum is 52.

The spelling of 13830783397 in words is "thirteen billion, eight hundred thirty million, seven hundred eighty-three thousand, three hundred ninety-seven".