133253043 has 32 divisors (see below), whose sum is σ = 222351360. Its totient is φ = 68960160.

The previous prime is 133253033. The next prime is 133253047. The reversal of 133253043 is 340352331.

It is a happy number.

It is not a de Polignac number, because 133253043 - 2⁴ = 133253027 is a prime.

It is not an unprimeable number, because it can be changed into a prime (133253047) 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 31 ways as a sum of consecutive naturals, for example, 69978 + ... + 71856.

It is an arithmetic number, because the mean of its divisors is an integer number (6948480).

Almost surely, 2^133253043 is an apocalyptic number.

133253043 is a deficient number, since it is larger than the sum of its proper divisors (89098317).

133253043 is a wasteful number, since it uses less digits than its factorization.

133253043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2207.

The product of its (nonzero) digits is 3240, while the sum is 24.

The square root of 133253043 is about 11543.5281868240. The cubic root of 133253043 is about 510.7703889390.

The spelling of 133253043 in words is "one hundred thirty-three million, two hundred fifty-three thousand, forty-three".