13501841 has 2 divisors, whose sum is σ = 13501842. Its totient is φ = 13501840.

The previous prime is 13501819. The next prime is 13501867. The reversal of 13501841 is 14810531.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13476241 + 25600 = 3671^2 + 160^2 .

It is an emirp because it is prime and its reverse (14810531) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 13501841 - 2¹⁴ = 13485457 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (13501141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6750920 + 6750921.

It is an arithmetic number, because the mean of its divisors is an integer number (6750921).

Almost surely, 2^13501841 is an apocalyptic number.

It is an amenable number.

13501841 is a deficient number, since it is larger than the sum of its proper divisors (1).

13501841 is an equidigital number, since it uses as much as digits as its factorization.

13501841 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 480, while the sum is 23.

The square root of 13501841 is about 3674.4851340018. The cubic root of 13501841 is about 238.1209810267.

The spelling of 13501841 in words is "thirteen million, five hundred one thousand, eight hundred forty-one".