135964 has 12 divisors (see below), whose sum is σ = 250600. Its totient is φ = 64368.

The previous prime is 135937. The next prime is 135977. The reversal of 135964 is 469531.

It is an Ulam number.

It is a plaindrome in base 14.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 819 + ... + 970.

2¹³⁵⁹⁶⁴ is an apocalyptic number.

It is an amenable number.

135964 is a deficient number, since it is larger than the sum of its proper divisors (114636).

135964 is a wasteful number, since it uses less digits than its factorization.

135964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1812 (or 1810 counting only the distinct ones).

The product of its digits is 3240, while the sum is 28.

The square root of 135964 is about 368.7329657082. The cubic root of 135964 is about 51.4210938570.

The spelling of 135964 in words is "one hundred thirty-five thousand, nine hundred sixty-four".