133091064 has 48 divisors (see below), whose sum is σ = 376131600. Its totient is φ = 42434304.

The previous prime is 133091059. The next prime is 133091069. The reversal of 133091064 is 460190331.

It is an interprime number because it is at equal distance from previous prime (133091059) and next prime (133091069).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133091069) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 38529 + ... + 41840.

It is an arithmetic number, because the mean of its divisors is an integer number (7836075).

Almost surely, 2^133091064 is an apocalyptic number.

It is an amenable number.

133091064 is an abundant number, since it is smaller than the sum of its proper divisors (243040536).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

133091064 is a wasteful number, since it uses less digits than its factorization.

133091064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80404 (or 80397 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 27.

The square root of 133091064 is about 11536.5100442031. The cubic root of 133091064 is about 510.5633452054.

The spelling of 133091064 in words is "one hundred thirty-three million, ninety-one thousand, sixty-four".