133986011 has 2 divisors, whose sum is σ = 133986012. Its totient is φ = 133986010.

The previous prime is 133986007. The next prime is 133986019. The reversal of 133986011 is 110689331.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 133986011 - 2² = 133986007 is a prime.

It is a super-2 number, since 2×133986011² = 35904502287384242, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (133986019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66993005 + 66993006.

It is an arithmetic number, because the mean of its divisors is an integer number (66993006).

Almost surely, 2^133986011 is an apocalyptic number.

133986011 is a deficient number, since it is larger than the sum of its proper divisors (1).

133986011 is an equidigital number, since it uses as much as digits as its factorization.

133986011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3888, while the sum is 32.

The square root of 133986011 is about 11575.2326542493. The cubic root of 133986011 is about 511.7051868751.

The spelling of 133986011 in words is "one hundred thirty-three million, nine hundred eighty-six thousand, eleven".