133134045 has 32 divisors (see below), whose sum is σ = 244615680. Its totient is φ = 61151040.

The previous prime is 133134013. The next prime is 133134047. The reversal of 133134045 is 540431331.

It is a happy number.

It is not a de Polignac number, because 133134045 - 2⁵ = 133134013 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133134047) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 18099 + ... + 24368.

It is an arithmetic number, because the mean of its divisors is an integer number (7644240).

Almost surely, 2^133134045 is an apocalyptic number.

133134045 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

133134045 is a deficient number, since it is larger than the sum of its proper divisors (111481635).

133134045 is a wasteful number, since it uses less digits than its factorization.

133134045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42505.

The product of its (nonzero) digits is 2160, while the sum is 24.

The square root of 133134045 is about 11538.3727188889. The cubic root of 133134045 is about 510.6183004634.

Adding to 133134045 its reverse (540431331), we get a palindrome (673565376).

The spelling of 133134045 in words is "one hundred thirty-three million, one hundred thirty-four thousand, forty-five".