133452406193 has 4 divisors (see below), whose sum is σ = 137059228020. Its totient is φ = 129845584368.

The previous prime is 133452406183. The next prime is 133452406201. The reversal of 133452406193 is 391604254331.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 74380561984 + 59071844209 = 272728^2 + 243047^2 .

It is a cyclic number.

It is not a de Polignac number, because 133452406193 - 2²⁸ = 133183970737 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 133452406193.

It is not an unprimeable number, because it can be changed into a prime (133452406183) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1803410858 + ... + 1803410931.

It is an arithmetic number, because the mean of its divisors is an integer number (34264807005).

Almost surely, 2^133452406193 is an apocalyptic number.

It is an amenable number.

133452406193 is a deficient number, since it is larger than the sum of its proper divisors (3606821827).

133452406193 is an equidigital number, since it uses as much as digits as its factorization.

133452406193 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3606821826.

The product of its (nonzero) digits is 233280, while the sum is 41.

The spelling of 133452406193 in words is "one hundred thirty-three billion, four hundred fifty-two million, four hundred six thousand, one hundred ninety-three".