133860827 has 2 divisors, whose sum is σ = 133860828. Its totient is φ = 133860826.

The previous prime is 133860809. The next prime is 133860847. The reversal of 133860827 is 728068331.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (728068331) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 133860827 - 2²⁴ = 117083611 is a prime.

It is not a weakly prime, because it can be changed into another prime (133860847) 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 as a sum of consecutive naturals, namely, 66930413 + 66930414.

It is an arithmetic number, because the mean of its divisors is an integer number (66930414).

Almost surely, 2^133860827 is an apocalyptic number.

133860827 is a deficient number, since it is larger than the sum of its proper divisors (1).

133860827 is an equidigital number, since it uses as much as digits as its factorization.

133860827 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48384, while the sum is 38.

The square root of 133860827 is about 11569.8239831036. The cubic root of 133860827 is about 511.5457740585.

The spelling of 133860827 in words is "one hundred thirty-three million, eight hundred sixty thousand, eight hundred twenty-seven".