133111301 has 2 divisors, whose sum is σ = 133111302. Its totient is φ = 133111300.

The previous prime is 133111271. The next prime is 133111331. The reversal of 133111301 is 103111331.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (133111271) and next prime (133111331).

It can be written as a sum of positive squares in only one way, i.e., 70543201 + 62568100 = 8399^2 + 7910^2 .

It is an emirp because it is prime and its reverse (103111331) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 133111301 - 2¹⁴ = 133094917 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (133111331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66555650 + 66555651.

It is an arithmetic number, because the mean of its divisors is an integer number (66555651).

Almost surely, 2^133111301 is an apocalyptic number.

It is an amenable number.

133111301 is a deficient number, since it is larger than the sum of its proper divisors (1).

133111301 is an equidigital number, since it uses as much as digits as its factorization.

133111301 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 27, while the sum is 14.

The square root of 133111301 is about 11537.3870958723. The cubic root of 133111301 is about 510.5892215902.

Adding to 133111301 its reverse (103111331), we get a palindrome (236222632).

The spelling of 133111301 in words is "one hundred thirty-three million, one hundred eleven thousand, three hundred one".