13629601 has 2 divisors, whose sum is σ = 13629602. Its totient is φ = 13629600.

The previous prime is 13629559. The next prime is 13629607. The reversal of 13629601 is 10692631.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6864400 + 6765201 = 2620^2 + 2601^2 .

It is a cyclic number.

It is not a de Polignac number, because 13629601 - 2¹¹ = 13627553 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13629601.

It is not a weakly prime, because it can be changed into another prime (13629607) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6814800 + 6814801.

It is an arithmetic number, because the mean of its divisors is an integer number (6814801).

Almost surely, 2^13629601 is an apocalyptic number.

It is an amenable number.

13629601 is a deficient number, since it is larger than the sum of its proper divisors (1).

13629601 is an equidigital number, since it uses as much as digits as its factorization.

13629601 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1944, while the sum is 28.

The square root of 13629601 is about 3691.8289505339. The cubic root of 13629601 is about 238.8696908154.

The spelling of 13629601 in words is "thirteen million, six hundred twenty-nine thousand, six hundred one".