133041534 has 32 divisors (see below), whose sum is σ = 280999680. Its totient is φ = 41876352.

The previous prime is 133041533. The next prime is 133041539. The reversal of 133041534 is 435140331.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133041533) 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, 36687 + ... + 40149.

It is an arithmetic number, because the mean of its divisors is an integer number (8781240).

Almost surely, 2^133041534 is an apocalyptic number.

133041534 is an abundant number, since it is smaller than the sum of its proper divisors (147958146).

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

133041534 is a wasteful number, since it uses less digits than its factorization.

133041534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3824.

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

The square root of 133041534 is about 11534.3631813811. The cubic root of 133041534 is about 510.5000017587.

Adding to 133041534 its reverse (435140331), we get a palindrome (568181865).

The spelling of 133041534 in words is "one hundred thirty-three million, forty-one thousand, five hundred thirty-four".