133502011 has 2 divisors, whose sum is σ = 133502012. Its totient is φ = 133502010.

The previous prime is 133501987. The next prime is 133502041. The reversal of 133502011 is 110205331.

It is a weak prime.

It is an emirp because it is prime and its reverse (110205331) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 133502011 - 2²³ = 125113403 is a prime.

It is not a weakly prime, because it can be changed into another prime (133502041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66751005 + 66751006.

It is an arithmetic number, because the mean of its divisors is an integer number (66751006).

Almost surely, 2^133502011 is an apocalyptic number.

133502011 is a deficient number, since it is larger than the sum of its proper divisors (1).

133502011 is an equidigital number, since it uses as much as digits as its factorization.

133502011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 90, while the sum is 16.

The square root of 133502011 is about 11554.3070324447. The cubic root of 133502011 is about 511.0882962914.

Adding to 133502011 its reverse (110205331), we get a palindrome (243707342).

The spelling of 133502011 in words is "one hundred thirty-three million, five hundred two thousand, eleven".