13514749 has 2 divisors, whose sum is σ = 13514750. Its totient is φ = 13514748.

The previous prime is 13514741. The next prime is 13514759. The reversal of 13514749 is 94741531.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12320100 + 1194649 = 3510^2 + 1093^2 .

It is a cyclic number.

It is not a de Polignac number, because 13514749 - 2³ = 13514741 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13514741) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6757374 + 6757375.

It is an arithmetic number, because the mean of its divisors is an integer number (6757375).

Almost surely, 2^13514749 is an apocalyptic number.

It is an amenable number.

13514749 is a deficient number, since it is larger than the sum of its proper divisors (1).

13514749 is an equidigital number, since it uses as much as digits as its factorization.

13514749 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 15120, while the sum is 34.

The square root of 13514749 is about 3676.2411509584. The cubic root of 13514749 is about 238.1968394881.

It can be divided in two parts, 135 and 14749, that added together give a square (14884 = 122²).

The spelling of 13514749 in words is "thirteen million, five hundred fourteen thousand, seven hundred forty-nine".