133768093 has 4 divisors (see below), whose sum is σ = 135461440. Its totient is φ = 132074748.

The previous prime is 133768091. The next prime is 133768139. The reversal of 133768093 is 390867331.

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 133768093 - 2¹ = 133768091 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 (133768091) 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 3 ways as a sum of consecutive naturals, for example, 846555 + ... + 846712.

It is an arithmetic number, because the mean of its divisors is an integer number (33865360).

Almost surely, 2^133768093 is an apocalyptic number.

It is an amenable number.

133768093 is a deficient number, since it is larger than the sum of its proper divisors (1693347).

133768093 is an equidigital number, since it uses as much as digits as its factorization.

133768093 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1693346.

The product of its (nonzero) digits is 81648, while the sum is 40.

The square root of 133768093 is about 11565.8157083709. The cubic root of 133768093 is about 511.4276198893.

The spelling of 133768093 in words is "one hundred thirty-three million, seven hundred sixty-eight thousand, ninety-three".