133394001 has 16 divisors (see below), whose sum is σ = 193697280. Its totient is φ = 81164160.

The previous prime is 133393979. The next prime is 133394017. The reversal of 133394001 is 100493331.

It is not a de Polignac number, because 133394001 - 2⁵ = 133393969 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (133394071) 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 15 ways as a sum of consecutive naturals, for example, 15745 + ... + 22686.

It is an arithmetic number, because the mean of its divisors is an integer number (12106080).

Almost surely, 2^133394001 is an apocalyptic number.

It is an amenable number.

133394001 is a deficient number, since it is larger than the sum of its proper divisors (60303279).

133394001 is a wasteful number, since it uses less digits than its factorization.

133394001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38536.

The product of its (nonzero) digits is 972, while the sum is 24.

The square root of 133394001 is about 11549.6320720619. The cubic root of 133394001 is about 510.9504268555.

The spelling of 133394001 in words is "one hundred thirty-three million, three hundred ninety-four thousand, one".