13403629 has 2 divisors, whose sum is σ = 13403630. Its totient is φ = 13403628.

The previous prime is 13403627. The next prime is 13403671. The reversal of 13403629 is 92630431.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6901129 + 6502500 = 2627^2 + 2550^2 .

It is a cyclic number.

It is not a de Polignac number, because 13403629 - 2¹ = 13403627 is a prime.

Together with 13403627, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 13403597 and 13403606.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13403623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6701814 + 6701815.

It is an arithmetic number, because the mean of its divisors is an integer number (6701815).

Almost surely, 2^13403629 is an apocalyptic number.

It is an amenable number.

13403629 is a deficient number, since it is larger than the sum of its proper divisors (1).

13403629 is an equidigital number, since it uses as much as digits as its factorization.

13403629 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3888, while the sum is 28.

The square root of 13403629 is about 3661.0966936152. The cubic root of 13403629 is about 237.5422137337.

The spelling of 13403629 in words is "thirteen million, four hundred three thousand, six hundred twenty-nine".