133932073 has 4 divisors (see below), whose sum is σ = 146107728. Its totient is φ = 121756420.

The previous prime is 133932053. The next prime is 133932079. The reversal of 133932073 is 370239331.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 133932073 - 2¹⁷ = 133801001 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (133932079) 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, 6087811 + ... + 6087832.

It is an arithmetic number, because the mean of its divisors is an integer number (36526932).

Almost surely, 2^133932073 is an apocalyptic number.

It is an amenable number.

133932073 is a deficient number, since it is larger than the sum of its proper divisors (12175655).

133932073 is a wasteful number, since it uses less digits than its factorization.

133932073 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12175654.

The product of its (nonzero) digits is 10206, while the sum is 31.

The square root of 133932073 is about 11572.9025313445. The cubic root of 133932073 is about 511.6365128928.

The spelling of 133932073 in words is "one hundred thirty-three million, nine hundred thirty-two thousand, seventy-three".