133265043 has 12 divisors (see below), whose sum is σ = 192730720. Its totient is φ = 88734096.

The previous prime is 133265039. The next prime is 133265087. The reversal of 133265043 is 340562331.

It is a happy number.

133265043 is a `hidden beast` number, since 1 + 3 + 3 + 2 + 650 + 4 + 3 = 666.

It is not a de Polignac number, because 133265043 - 2² = 133265039 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 133264998 and 133265016.

It is not an unprimeable number, because it can be changed into a prime (133265443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1003 + ... + 16356.

Almost surely, 2^133265043 is an apocalyptic number.

133265043 is a deficient number, since it is larger than the sum of its proper divisors (59465677).

133265043 is a wasteful number, since it uses less digits than its factorization.

133265043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18218 (or 18215 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 27.

The square root of 133265043 is about 11544.0479468859. The cubic root of 133265043 is about 510.7857208233.

The spelling of 133265043 in words is "one hundred thirty-three million, two hundred sixty-five thousand, forty-three".