133239011 has 2 divisors, whose sum is σ = 133239012. Its totient is φ = 133239010.

The previous prime is 133238999. The next prime is 133239037. The reversal of 133239011 is 110932331.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 133239011 - 2¹⁴ = 133222627 is a prime.

It is not a weakly prime, because it can be changed into another prime (133239511) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66619505 + 66619506.

It is an arithmetic number, because the mean of its divisors is an integer number (66619506).

Almost surely, 2^133239011 is an apocalyptic number.

133239011 is a deficient number, since it is larger than the sum of its proper divisors (1).

133239011 is an equidigital number, since it uses as much as digits as its factorization.

133239011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 486, while the sum is 23.

The square root of 133239011 is about 11542.9203843741. The cubic root of 133239011 is about 510.7524596882.

The spelling of 133239011 in words is "one hundred thirty-three million, two hundred thirty-nine thousand, eleven".