13715745 has 16 divisors (see below), whose sum is σ = 21997440. Its totient is φ = 7297664.

The previous prime is 13715717. The next prime is 13715747. The reversal of 13715745 is 54751731.

It is a cyclic number.

It is not a de Polignac number, because 13715745 - 2¹⁹ = 13191457 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13715747) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7732 + ... + 9338.

It is an arithmetic number, because the mean of its divisors is an integer number (1374840).

Almost surely, 2^13715745 is an apocalyptic number.

13715745 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

13715745 is a deficient number, since it is larger than the sum of its proper divisors (8281695).

13715745 is a wasteful number, since it uses less digits than its factorization.

13715745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2184.

The product of its digits is 14700, while the sum is 33.

The square root of 13715745 is about 3703.4774199393. The cubic root of 13715745 is about 239.3718818546.

The spelling of 13715745 in words is "thirteen million, seven hundred fifteen thousand, seven hundred forty-five".