133775105 has 16 divisors (see below), whose sum is σ = 169452480. Its totient is φ = 101103552.

The previous prime is 133775077. The next prime is 133775111. The reversal of 133775105 is 501577331.

It is a cyclic number.

It is not a de Polignac number, because 133775105 - 2¹² = 133771009 is a prime.

It is a super-2 number, since 2×133775105² = 35791557435522050, which contains 22 as substring.

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, 35942 + ... + 39488.

It is an arithmetic number, because the mean of its divisors is an integer number (10590780).

Almost surely, 2^133775105 is an apocalyptic number.

It is an amenable number.

133775105 is a deficient number, since it is larger than the sum of its proper divisors (35677375).

133775105 is a wasteful number, since it uses less digits than its factorization.

133775105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3968.

The product of its (nonzero) digits is 11025, while the sum is 32.

The square root of 133775105 is about 11566.1188390920. The cubic root of 133775105 is about 511.4365559211.

The spelling of 133775105 in words is "one hundred thirty-three million, seven hundred seventy-five thousand, one hundred five".