133013207 has 2 divisors, whose sum is σ = 133013208. Its totient is φ = 133013206.

The previous prime is 133013203. The next prime is 133013213. The reversal of 133013207 is 702310331.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 133013207 - 2² = 133013203 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (133013203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66506603 + 66506604.

It is an arithmetic number, because the mean of its divisors is an integer number (66506604).

Almost surely, 2^133013207 is an apocalyptic number.

133013207 is a deficient number, since it is larger than the sum of its proper divisors (1).

133013207 is an equidigital number, since it uses as much as digits as its factorization.

133013207 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 378, while the sum is 20.

The square root of 133013207 is about 11533.1351765251. The cubic root of 133013207 is about 510.4637675603.

Adding to 133013207 its reverse (702310331), we get a palindrome (835323538).

The spelling of 133013207 in words is "one hundred thirty-three million, thirteen thousand, two hundred seven".