13744369 has 2 divisors, whose sum is σ = 13744370. Its totient is φ = 13744368.

The previous prime is 13744349. The next prime is 13744399. The reversal of 13744369 is 96344731.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11458225 + 2286144 = 3385^2 + 1512^2 .

It is a cyclic number.

It is not a de Polignac number, because 13744369 - 2¹⁷ = 13613297 is a prime.

It is a super-4 number, since 4×13744369⁴ (a number of 30 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is not a weakly prime, because it can be changed into another prime (13744319) 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, 6872184 + 6872185.

It is an arithmetic number, because the mean of its divisors is an integer number (6872185).

Almost surely, 2^13744369 is an apocalyptic number.

It is an amenable number.

13744369 is a deficient number, since it is larger than the sum of its proper divisors (1).

13744369 is an equidigital number, since it uses as much as digits as its factorization.

13744369 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 54432, while the sum is 37.

The square root of 13744369 is about 3707.3398819099. The cubic root of 13744369 is about 239.5382847693.

It can be divided in two parts, 1374 and 4369, that multiplied together give a palindrome (6003006).

The spelling of 13744369 in words is "thirteen million, seven hundred forty-four thousand, three hundred sixty-nine".