13532429 has 2 divisors, whose sum is σ = 13532430. Its totient is φ = 13532428.

The previous prime is 13532377. The next prime is 13532447. The reversal of 13532429 is 92423531.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13520329 + 12100 = 3677^2 + 110^2 .

It is an emirp because it is prime and its reverse (92423531) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13532429 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13532479) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6766214 + 6766215.

It is an arithmetic number, because the mean of its divisors is an integer number (6766215).

Almost surely, 2^13532429 is an apocalyptic number.

It is an amenable number.

13532429 is a deficient number, since it is larger than the sum of its proper divisors (1).

13532429 is an equidigital number, since it uses as much as digits as its factorization.

13532429 is an evil number, because the sum of its binary digits is even.

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

The square root of 13532429 is about 3678.6449951035. The cubic root of 13532429 is about 238.3006639601.

The spelling of 13532429 in words is "thirteen million, five hundred thirty-two thousand, four hundred twenty-nine".