135196992 has 112 divisors (see below), whose sum is σ = 454273920. Its totient is φ = 38624256.

The previous prime is 135196981. The next prime is 135197003. The reversal of 135196992 is 299691531.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (135196981) and next prime (135197003).

It is a tau number, because it is divible by the number of its divisors (112).

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6508 + ... + 17684.

Almost surely, 2^135196992 is an apocalyptic number.

135196992 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 135196992, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (227136960).

135196992 is an abundant number, since it is smaller than the sum of its proper divisors (319076928).

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

135196992 is a wasteful number, since it uses less digits than its factorization.

135196992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11205 (or 11189 counting only the distinct ones).

The product of its digits is 131220, while the sum is 45.

The square root of 135196992 is about 11627.4241343472. The cubic root of 135196992 is about 513.2421824251.

The spelling of 135196992 in words is "one hundred thirty-five million, one hundred ninety-six thousand, nine hundred ninety-two".