133540034 has 16 divisors (see below), whose sum is σ = 205533720. Its totient is φ = 65034240.

The previous prime is 133540031. The next prime is 133540039. The reversal of 133540034 is 430045331.

It can be written as a sum of positive squares in 4 ways, for example, as 9150625 + 124389409 = 3025^2 + 11153^2 .

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 133539991 and 133540009.

It is not an unprimeable number, because it can be changed into a prime (133540031) 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, 75302 + ... + 77054.

Almost surely, 2^133540034 is an apocalyptic number.

133540034 is a deficient number, since it is larger than the sum of its proper divisors (71993686).

133540034 is a wasteful number, since it uses less digits than its factorization.

133540034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2725.

The product of its (nonzero) digits is 2160, while the sum is 23.

The square root of 133540034 is about 11555.9523190432. The cubic root of 133540034 is about 511.1368130777.

Adding to 133540034 its reverse (430045331), we get a palindrome (563585365).

The spelling of 133540034 in words is "one hundred thirty-three million, five hundred forty thousand, thirty-four".