133454141 has 2 divisors, whose sum is σ = 133454142. Its totient is φ = 133454140.

The previous prime is 133454129. The next prime is 133454161. The reversal of 133454141 is 141454331.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 96609241 + 36844900 = 9829^2 + 6070^2 .

It is a cyclic number.

It is not a de Polignac number, because 133454141 - 2⁶ = 133454077 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 133454141.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (133454161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66727070 + 66727071.

It is an arithmetic number, because the mean of its divisors is an integer number (66727071).

Almost surely, 2^133454141 is an apocalyptic number.

It is an amenable number.

133454141 is a deficient number, since it is larger than the sum of its proper divisors (1).

133454141 is an equidigital number, since it uses as much as digits as its factorization.

133454141 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2880, while the sum is 26.

The square root of 133454141 is about 11552.2353248192. The cubic root of 133454141 is about 511.0272017770.

The spelling of 133454141 in words is "one hundred thirty-three million, four hundred fifty-four thousand, one hundred forty-one".