13949633 has 2 divisors, whose sum is σ = 13949634. Its totient is φ = 13949632.

The previous prime is 13949603. The next prime is 13949651. The reversal of 13949633 is 33694931.

13949633 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., 10608049 + 3341584 = 3257^2 + 1828^2 .

It is a cyclic number.

It is not a de Polignac number, because 13949633 - 2¹² = 13945537 is a prime.

It is not a weakly prime, because it can be changed into another prime (13949603) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6974816 + 6974817.

It is an arithmetic number, because the mean of its divisors is an integer number (6974817).

Almost surely, 2^13949633 is an apocalyptic number.

It is an amenable number.

13949633 is a deficient number, since it is larger than the sum of its proper divisors (1).

13949633 is an equidigital number, since it uses as much as digits as its factorization.

13949633 is an evil number, because the sum of its binary digits is even.

The product of its digits is 52488, while the sum is 38.

The square root of 13949633 is about 3734.9207488245. The cubic root of 13949633 is about 240.7248514136.

The spelling of 13949633 in words is "thirteen million, nine hundred forty-nine thousand, six hundred thirty-three".