133583827 has 8 divisors (see below), whose sum is σ = 144018560. Its totient is φ = 123171840.

The previous prime is 133583803. The next prime is 133583833. The reversal of 133583827 is 728385331.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 133583827 - 2¹⁵ = 133551059 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 133583827.

It is not an unprimeable number, because it can be changed into a prime (133583837) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7699 + ... + 18067.

It is an arithmetic number, because the mean of its divisors is an integer number (18002320).

Almost surely, 2^133583827 is an apocalyptic number.

133583827 is a deficient number, since it is larger than the sum of its proper divisors (10434733).

133583827 is a wasteful number, since it uses less digits than its factorization.

133583827 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11373.

The product of its digits is 120960, while the sum is 40.

The square root of 133583827 is about 11557.8469880856. The cubic root of 133583827 is about 511.1926808884.

The spelling of 133583827 in words is "one hundred thirty-three million, five hundred eighty-three thousand, eight hundred twenty-seven".