135266992 has 40 divisors (see below), whose sum is σ = 306496256. Its totient is φ = 56621376.

The previous prime is 135266969. The next prime is 135266993. The reversal of 135266992 is 299662531.

It is a Harshad number since it is a multiple of its sum of digits (43).

It is not an unprimeable number, because it can be changed into a prime (135266993) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9228 + ... + 18859.

Almost surely, 2^135266992 is an apocalyptic number.

It is an amenable number.

135266992 is an abundant number, since it is smaller than the sum of its proper divisors (171229264).

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

135266992 is a wasteful number, since it uses less digits than its factorization.

135266992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28145 (or 28139 counting only the distinct ones).

The product of its digits is 174960, while the sum is 43.

The square root of 135266992 is about 11630.4338698090. The cubic root of 135266992 is about 513.3307464123.

The spelling of 135266992 in words is "one hundred thirty-five million, two hundred sixty-six thousand, nine hundred ninety-two".