135665733 has 16 divisors (see below), whose sum is σ = 207175680. Its totient is φ = 77355696.

The previous prime is 135665701. The next prime is 135665737. The reversal of 135665733 is 337566531.

It is not a de Polignac number, because 135665733 - 2⁵ = 135665701 is a prime.

It is a super-2 number, since 2×135665733² = 36810382220854578, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 135665691 and 135665700.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135665737) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3316 + ... + 16802.

It is an arithmetic number, because the mean of its divisors is an integer number (12948480).

Almost surely, 2^135665733 is an apocalyptic number.

It is an amenable number.

135665733 is a deficient number, since it is larger than the sum of its proper divisors (71509947).

135665733 is a wasteful number, since it uses less digits than its factorization.

135665733 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13976.

The product of its digits is 170100, while the sum is 39.

The square root of 135665733 is about 11647.5633932596. The cubic root of 135665733 is about 513.8346516047.

The spelling of 135665733 in words is "one hundred thirty-five million, six hundred sixty-five thousand, seven hundred thirty-three".