133051229 has 2 divisors, whose sum is σ = 133051230. Its totient is φ = 133051228.

The previous prime is 133051211. The next prime is 133051267. The reversal of 133051229 is 922150331.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 94051204 + 39000025 = 9698^2 + 6245^2 .

It is a cyclic number.

It is not a de Polignac number, because 133051229 - 2²⁴ = 116274013 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 133051198 and 133051207.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (133051279) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66525614 + 66525615.

It is an arithmetic number, because the mean of its divisors is an integer number (66525615).

Almost surely, 2^133051229 is an apocalyptic number.

It is an amenable number.

133051229 is a deficient number, since it is larger than the sum of its proper divisors (1).

133051229 is an equidigital number, since it uses as much as digits as its factorization.

133051229 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1620, while the sum is 26.

The square root of 133051229 is about 11534.7834396663. The cubic root of 133051229 is about 510.5124018395.

The spelling of 133051229 in words is "one hundred thirty-three million, fifty-one thousand, two hundred twenty-nine".