133004101 has 4 divisors (see below), whose sum is σ = 138786912. Its totient is φ = 127221292.

The previous prime is 133004099. The next prime is 133004111. The reversal of 133004101 is 101400331.

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, and also an emirpimes, since its reverse is a distinct semiprime: 101400331 = 2143 ⋅47317.

It is a cyclic number.

It is not a de Polignac number, because 133004101 - 2¹ = 133004099 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 (133004111) 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, 2891371 + ... + 2891416.

It is an arithmetic number, because the mean of its divisors is an integer number (34696728).

Almost surely, 2^133004101 is an apocalyptic number.

It is an amenable number.

133004101 is a deficient number, since it is larger than the sum of its proper divisors (5782811).

133004101 is an equidigital number, since it uses as much as digits as its factorization.

133004101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5782810.

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 133004101 is about 11532.7403941995. The cubic root of 133004101 is about 510.4521186190.

Adding to 133004101 its reverse (101400331), we get a palindrome (234404432).

The spelling of 133004101 in words is "one hundred thirty-three million, four thousand, one hundred one".