135546 has 32 divisors (see below), whose sum is σ = 302400. Its totient is φ = 40320.

The previous prime is 135533. The next prime is 135559. The reversal of 135546 is 645531.

It is an interprime number because it is at equal distance from previous prime (135533) and next prime (135559).

It is an Ulam number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 135546.

It is an unprimeable number.

135546 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3286 + ... + 3326.

It is an arithmetic number, because the mean of its divisors is an integer number (9450).

2¹³⁵⁵⁴⁶ is an apocalyptic number.

135546 is an abundant number, since it is smaller than the sum of its proper divisors (166854).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

135546 is a wasteful number, since it uses less digits than its factorization.

135546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94.

The product of its digits is 1800, while the sum is 24.

The square root of 135546 is about 368.1657235539. The cubic root of 135546 is about 51.3683443998.

The spelling of 135546 in words is "one hundred thirty-five thousand, five hundred forty-six".