133575701 has 4 divisors (see below), whose sum is σ = 152657952. Its totient is φ = 114493452.

The previous prime is 133575677. The next prime is 133575703. The reversal of 133575701 is 107575331.

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: 107575331 = 331 ⋅325001.

It is a cyclic number.

It is not a de Polignac number, because 133575701 - 2²² = 129381397 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 (133575703) 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, 9541115 + ... + 9541128.

It is an arithmetic number, because the mean of its divisors is an integer number (38164488).

Almost surely, 2^133575701 is an apocalyptic number.

It is an amenable number.

133575701 is a deficient number, since it is larger than the sum of its proper divisors (19082251).

133575701 is an equidigital number, since it uses as much as digits as its factorization.

133575701 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19082250.

The product of its (nonzero) digits is 11025, while the sum is 32.

The square root of 133575701 is about 11557.4954466787. The cubic root of 133575701 is about 511.1823152724.

The spelling of 133575701 in words is "one hundred thirty-three million, five hundred seventy-five thousand, seven hundred one".