133262943 has 32 divisors (see below), whose sum is σ = 203254272. Its totient is φ = 76876800.

The previous prime is 133262911. The next prime is 133262947. The reversal of 133262943 is 349262331.

It is not a de Polignac number, because 133262943 - 2⁵ = 133262911 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133262947) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 255523 + ... + 256043.

It is an arithmetic number, because the mean of its divisors is an integer number (6351696).

Almost surely, 2^133262943 is an apocalyptic number.

133262943 is a deficient number, since it is larger than the sum of its proper divisors (69991329).

133262943 is a wasteful number, since it uses less digits than its factorization.

133262943 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 895.

The product of its digits is 23328, while the sum is 33.

The square root of 133262943 is about 11543.9569905644. The cubic root of 133262943 is about 510.7830378100.

The spelling of 133262943 in words is "one hundred thirty-three million, two hundred sixty-two thousand, nine hundred forty-three".