13735994 has 4 divisors (see below), whose sum is σ = 20603994. Its totient is φ = 6867996.

The previous prime is 13735961. The next prime is 13735999. The reversal of 13735994 is 49953731.

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

It can be written as a sum of positive squares in only one way, i.e., 7360369 + 6375625 = 2713^2 + 2525^2 .

It is not an unprimeable number, because it can be changed into a prime (13735999) by changing a digit.

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 as a sum of consecutive naturals, namely, 3433997 + ... + 3434000.

Almost surely, 2^13735994 is an apocalyptic number.

13735994 is a deficient number, since it is larger than the sum of its proper divisors (6868000).

13735994 is an equidigital number, since it uses as much as digits as its factorization.

13735994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6867999.

The product of its digits is 102060, while the sum is 41.

The square root of 13735994 is about 3706.2101937154. The cubic root of 13735994 is about 239.4896214284.

The spelling of 13735994 in words is "thirteen million, seven hundred thirty-five thousand, nine hundred ninety-four".