13842293 has 2 divisors, whose sum is σ = 13842294. Its totient is φ = 13842292.

The previous prime is 13842289. The next prime is 13842307. The reversal of 13842293 is 39224831.

It is a happy number.

13842293 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13823524 + 18769 = 3718^2 + 137^2 .

It is a cyclic number.

It is not a de Polignac number, because 13842293 - 2² = 13842289 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13842223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6921146 + 6921147.

It is an arithmetic number, because the mean of its divisors is an integer number (6921147).

Almost surely, 2^13842293 is an apocalyptic number.

It is an amenable number.

13842293 is a deficient number, since it is larger than the sum of its proper divisors (1).

13842293 is an equidigital number, since it uses as much as digits as its factorization.

13842293 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10368, while the sum is 32.

The square root of 13842293 is about 3720.5232158932. The cubic root of 13842293 is about 240.1058156077.

The spelling of 13842293 in words is "thirteen million, eight hundred forty-two thousand, two hundred ninety-three".