13603853 has 2 divisors, whose sum is σ = 13603854. Its totient is φ = 13603852.

The previous prime is 13603847. The next prime is 13603861. The reversal of 13603853 is 35830631.

13603853 is digitally balanced in base 2, 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., 11957764 + 1646089 = 3458^2 + 1283^2 .

It is a cyclic number.

It is not a de Polignac number, because 13603853 - 2⁶ = 13603789 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13603153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6801926 + 6801927.

It is an arithmetic number, because the mean of its divisors is an integer number (6801927).

Almost surely, 2^13603853 is an apocalyptic number.

It is an amenable number.

13603853 is a deficient number, since it is larger than the sum of its proper divisors (1).

13603853 is an equidigital number, since it uses as much as digits as its factorization.

13603853 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6480, while the sum is 29.

The square root of 13603853 is about 3688.3401415813. The cubic root of 13603853 is about 238.7191778783.

The spelling of 13603853 in words is "thirteen million, six hundred three thousand, eight hundred fifty-three".