133503827 has 4 divisors (see below), whose sum is σ = 135003960. Its totient is φ = 132003696.

The previous prime is 133503779. The next prime is 133503833. The reversal of 133503827 is 728305331.

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 133503827 - 2⁸ = 133503571 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 133503793 and 133503802.

It is not an unprimeable number, because it can be changed into a prime (133503847) 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 3 ways as a sum of consecutive naturals, for example, 749933 + ... + 750110.

It is an arithmetic number, because the mean of its divisors is an integer number (33750990).

Almost surely, 2^133503827 is an apocalyptic number.

133503827 is a deficient number, since it is larger than the sum of its proper divisors (1500133).

133503827 is an equidigital number, since it uses as much as digits as its factorization.

133503827 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1500132.

The product of its (nonzero) digits is 15120, while the sum is 32.

The square root of 133503827 is about 11554.3856175913. The cubic root of 133503827 is about 511.0906136900.

The spelling of 133503827 in words is "one hundred thirty-three million, five hundred three thousand, eight hundred twenty-seven".