13645127 has 2 divisors, whose sum is σ = 13645128. Its totient is φ = 13645126.

The previous prime is 13645057. The next prime is 13645157. The reversal of 13645127 is 72154631.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13645127 - 2¹⁴ = 13628743 is a prime.

It is a super-2 number, since 2×13645127² = 372378981692258, which contains 22 as substring.

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 13645127.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13645157) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6822563 + 6822564.

It is an arithmetic number, because the mean of its divisors is an integer number (6822564).

Almost surely, 2^13645127 is an apocalyptic number.

13645127 is a deficient number, since it is larger than the sum of its proper divisors (1).

13645127 is an equidigital number, since it uses as much as digits as its factorization.

13645127 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5040, while the sum is 29.

The square root of 13645127 is about 3693.9311038513. The cubic root of 13645127 is about 238.9603582647.

Adding to 13645127 its reverse (72154631), we get a palindrome (85799758).

The spelling of 13645127 in words is "thirteen million, six hundred forty-five thousand, one hundred twenty-seven".