135291164 has 12 divisors (see below), whose sum is σ = 236886384. Its totient is φ = 67609344.

The previous prime is 135291137. The next prime is 135291193. The reversal of 135291164 is 461192531.

It is a self number, because there is not a number n which added to its sum of digits gives 135291164.

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, 449 + ... + 16455.

It is an arithmetic number, because the mean of its divisors is an integer number (19740532).

Almost surely, 2^135291164 is an apocalyptic number.

It is an amenable number.

135291164 is a deficient number, since it is larger than the sum of its proper divisors (101595220).

135291164 is a wasteful number, since it uses less digits than its factorization.

135291164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18124 (or 18122 counting only the distinct ones).

The product of its digits is 6480, while the sum is 32.

The square root of 135291164 is about 11631.4729935636. The cubic root of 135291164 is about 513.3613217250.

The spelling of 135291164 in words is "one hundred thirty-five million, two hundred ninety-one thousand, one hundred sixty-four".