13629697 has 2 divisors, whose sum is σ = 13629698. Its totient is φ = 13629696.

The previous prime is 13629691. The next prime is 13629751. The reversal of 13629697 is 79692631.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8785296 + 4844401 = 2964^2 + 2201^2 .

It is a cyclic number.

It is not a de Polignac number, because 13629697 - 2¹⁵ = 13596929 is a prime.

It is not a weakly prime, because it can be changed into another prime (13629691) 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, 6814848 + 6814849.

It is an arithmetic number, because the mean of its divisors is an integer number (6814849).

Almost surely, 2^13629697 is an apocalyptic number.

It is an amenable number.

13629697 is a deficient number, since it is larger than the sum of its proper divisors (1).

13629697 is an equidigital number, since it uses as much as digits as its factorization.

13629697 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 122472, while the sum is 43.

The square root of 13629697 is about 3691.8419521968. The cubic root of 13629697 is about 238.8702516398.

The spelling of 13629697 in words is "thirteen million, six hundred twenty-nine thousand, six hundred ninety-seven".