133511107 has 2 divisors, whose sum is σ = 133511108. Its totient is φ = 133511106.

The previous prime is 133511083. The next prime is 133511111. The reversal of 133511107 is 701115331.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 133511107 - 2¹¹ = 133509059 is a prime.

It is not a weakly prime, because it can be changed into another prime (133511117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66755553 + 66755554.

It is an arithmetic number, because the mean of its divisors is an integer number (66755554).

Almost surely, 2^133511107 is an apocalyptic number.

133511107 is a deficient number, since it is larger than the sum of its proper divisors (1).

133511107 is an equidigital number, since it uses as much as digits as its factorization.

133511107 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 315, while the sum is 22.

The square root of 133511107 is about 11554.7006451920. The cubic root of 133511107 is about 511.0999034912.

Adding to 133511107 its reverse (701115331), we get a palindrome (834626438).

The spelling of 133511107 in words is "one hundred thirty-three million, five hundred eleven thousand, one hundred seven".