13726061 has 2 divisors, whose sum is σ = 13726062. Its totient is φ = 13726060.

The previous prime is 13726003. The next prime is 13726079. The reversal of 13726061 is 16062731.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12823561 + 902500 = 3581^2 + 950^2 .

It is an emirp because it is prime and its reverse (16062731) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 13726061 - 2²² = 9531757 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13726061.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13726081) 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, 6863030 + 6863031.

It is an arithmetic number, because the mean of its divisors is an integer number (6863031).

Almost surely, 2^13726061 is an apocalyptic number.

It is an amenable number.

13726061 is a deficient number, since it is larger than the sum of its proper divisors (1).

13726061 is an equidigital number, since it uses as much as digits as its factorization.

13726061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1512, while the sum is 26.

The square root of 13726061 is about 3704.8699032490. The cubic root of 13726061 is about 239.4318796042.

Adding to 13726061 its reverse (16062731), we get a palindrome (29788792).

The spelling of 13726061 in words is "thirteen million, seven hundred twenty-six thousand, sixty-one".