133632131451373 has 4 divisors (see below), whose sum is σ = 133990394538748. Its totient is φ = 133273868364000.

The previous prime is 133632131451359. The next prime is 133632131451409. The reversal of 133632131451373 is 373154131236331.

It is a happy number.

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 68056114649769 + 65576016801604 = 8249613^2 + 8097902^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-133632131451373 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133632191451373) 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, 179131543128 + ... + 179131543873.

It is an arithmetic number, because the mean of its divisors is an integer number (33497598634687).

Almost surely, 2^{133632131451373} is an apocalyptic number.

It is an amenable number.

133632131451373 is a deficient number, since it is larger than the sum of its proper divisors (358263087375).

133632131451373 is an equidigital number, since it uses as much as digits as its factorization.

133632131451373 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 358263087374.

The product of its digits is 1224720, while the sum is 46.

The spelling of 133632131451373 in words is "one hundred thirty-three trillion, six hundred thirty-two billion, one hundred thirty-one million, four hundred fifty-one thousand, three hundred seventy-three".