13438853 has 2 divisors, whose sum is σ = 13438854. Its totient is φ = 13438852.

The previous prime is 13438811. The next prime is 13438889. The reversal of 13438853 is 35883431.

13438853 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11957764 + 1481089 = 3458^2 + 1217^2 .

It is a cyclic number.

It is not a de Polignac number, because 13438853 - 2⁸ = 13438597 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is equal to p₈₇₅₉₆₀ and since 13438853 and 875960 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13438553) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6719426 + 6719427.

It is an arithmetic number, because the mean of its divisors is an integer number (6719427).

Almost surely, 2^13438853 is an apocalyptic number.

It is an amenable number.

13438853 is a deficient number, since it is larger than the sum of its proper divisors (1).

13438853 is an equidigital number, since it uses as much as digits as its factorization.

13438853 is an evil number, because the sum of its binary digits is even.

The product of its digits is 34560, while the sum is 35.

The square root of 13438853 is about 3665.9041176768. The cubic root of 13438853 is about 237.7501143482.

The spelling of 13438853 in words is "thirteen million, four hundred thirty-eight thousand, eight hundred fifty-three".