13743513 has 20 divisors (see below), whose sum is σ = 23464320. Its totient is φ = 7853112.

The previous prime is 13743503. The next prime is 13743523. The reversal of 13743513 is 31534731.

It is an interprime number because it is at equal distance from previous prime (13743503) and next prime (13743523).

It is not a de Polignac number, because 13743513 - 2⁵ = 13743481 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (13743503) 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 in 19 ways as a sum of consecutive naturals, for example, 11553 + ... + 12686.

It is an arithmetic number, because the mean of its divisors is an integer number (1173216).

Almost surely, 2^13743513 is an apocalyptic number.

It is an amenable number.

13743513 is a deficient number, since it is larger than the sum of its proper divisors (9720807).

13743513 is an equidigital number, since it uses as much as digits as its factorization.

13743513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24258 (or 24249 counting only the distinct ones).

The product of its digits is 3780, while the sum is 27.

The square root of 13743513 is about 3707.2244334542. The cubic root of 13743513 is about 239.5333118472.

It can be divided in two parts, 13 and 743513, that multiplied together give a palindrome (9665669).

The spelling of 13743513 in words is "thirteen million, seven hundred forty-three thousand, five hundred thirteen".