13649341 has 2 divisors, whose sum is σ = 13649342. Its totient is φ = 13649340.

The previous prime is 13649303. The next prime is 13649357. The reversal of 13649341 is 14394631.

13649341 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., 10304100 + 3345241 = 3210^2 + 1829^2 .

It is a cyclic number.

It is not a de Polignac number, because 13649341 - 2⁷ = 13649213 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13649371) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6824670 + 6824671.

It is an arithmetic number, because the mean of its divisors is an integer number (6824671).

Almost surely, 2^13649341 is an apocalyptic number.

It is an amenable number.

13649341 is a deficient number, since it is larger than the sum of its proper divisors (1).

13649341 is an equidigital number, since it uses as much as digits as its factorization.

13649341 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7776, while the sum is 31.

The square root of 13649341 is about 3694.5014548651. The cubic root of 13649341 is about 238.9849549652.

The spelling of 13649341 in words is "thirteen million, six hundred forty-nine thousand, three hundred forty-one".