133011044 has 6 divisors (see below), whose sum is σ = 232769334. Its totient is φ = 66505520.

The previous prime is 133011019. The next prime is 133011059. The reversal of 133011044 is 440110331.

It can be written as a sum of positive squares in only one way, i.e., 130873600 + 2137444 = 11440^2 + 1462^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16626377 + ... + 16626384.

It is an arithmetic number, because the mean of its divisors is an integer number (38794889).

Almost surely, 2^133011044 is an apocalyptic number.

It is an amenable number.

133011044 is a deficient number, since it is larger than the sum of its proper divisors (99758290).

133011044 is a wasteful number, since it uses less digits than its factorization.

133011044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33252765 (or 33252763 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 133011044 is about 11533.0414028564. The cubic root of 133011044 is about 510.4610005691.

Adding to 133011044 its reverse (440110331), we get a palindrome (573121375).

The spelling of 133011044 in words is "one hundred thirty-three million, eleven thousand, forty-four".