133396127 has 4 divisors (see below), whose sum is σ = 141242976. Its totient is φ = 125549280.

The previous prime is 133396117. The next prime is 133396181. The reversal of 133396127 is 721693331.

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

It is a cyclic number.

It is not a de Polignac number, because 133396127 - 2⁴ = 133396111 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 (133396117) 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, 3923399 + ... + 3923432.

It is an arithmetic number, because the mean of its divisors is an integer number (35310744).

Almost surely, 2^133396127 is an apocalyptic number.

133396127 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

133396127 is a deficient number, since it is larger than the sum of its proper divisors (7846849).

133396127 is an equidigital number, since it uses as much as digits as its factorization.

133396127 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7846848.

The product of its digits is 20412, while the sum is 35.

The square root of 133396127 is about 11549.7241092591. The cubic root of 133396127 is about 510.9531413075.

The spelling of 133396127 in words is "one hundred thirty-three million, three hundred ninety-six thousand, one hundred twenty-seven".