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13497 = 311409
BaseRepresentation
bin11010010111001
3200111220
43102321
5412442
6142253
754231
oct32271
920456
1013497
11a160
127989
1361b3
144cc1
153eec
hex34b9

13497 has 8 divisors (see below), whose sum is σ = 19680. Its totient is φ = 8160.

The previous prime is 13487. The next prime is 13499. The reversal of 13497 is 79431.

13497 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 13497 - 28 = 13241 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13499) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 172 + ... + 237.

It is an arithmetic number, because the mean of its divisors is an integer number (2460).

213497 is an apocalyptic number.

It is an amenable number.

13497 is a deficient number, since it is larger than the sum of its proper divisors (6183).

13497 is a wasteful number, since it uses less digits than its factorization.

13497 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 423.

The product of its digits is 756, while the sum is 24.

The square root of 13497 is about 116.1765897244. The cubic root of 13497 is about 23.8092518699.

It can be divided in two parts, 134 and 97, that added together give a triangular number (231 = T21).

The spelling of 13497 in words is "thirteen thousand, four hundred ninety-seven".

Divisors: 1 3 11 33 409 1227 4499 13497