13545535 has 4 divisors (see below), whose sum is σ = 16254648. Its totient is φ = 10836424.

The previous prime is 13545527. The next prime is 13545547. The reversal of 13545535 is 53554531.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 13545535 - 2³ = 13545527 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13545497 and 13545506.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1354549 + ... + 1354558.

It is an arithmetic number, because the mean of its divisors is an integer number (4063662).

Almost surely, 2^13545535 is an apocalyptic number.

13545535 is a deficient number, since it is larger than the sum of its proper divisors (2709113).

13545535 is an equidigital number, since it uses as much as digits as its factorization.

13545535 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2709112.

The product of its digits is 22500, while the sum is 31.

The square root of 13545535 is about 3680.4259264384. The cubic root of 13545535 is about 238.3775696113.

It can be divided in two parts, 1354 and 5535, that added together give a square (6889 = 83²).

The spelling of 13545535 in words is "thirteen million, five hundred forty-five thousand, five hundred thirty-five".