254466133 has 2 divisors, whose sum is σ = 254466134. Its totient is φ = 254466132.

The previous prime is 254466127. The next prime is 254466137. The reversal of 254466133 is 331664452.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 238609809 + 15856324 = 15447^2 + 3982^2 .

It is a cyclic number.

It is not a de Polignac number, because 254466133 - 2⁹ = 254465621 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (254466137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127233066 + 127233067.

It is an arithmetic number, because the mean of its divisors is an integer number (127233067).

Almost surely, 2^254466133 is an apocalyptic number.

It is an amenable number.

254466133 is a deficient number, since it is larger than the sum of its proper divisors (1).

254466133 is an equidigital number, since it uses as much as digits as its factorization.

254466133 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 51840, while the sum is 34.

The square root of 254466133 is about 15951.9946401696. The cubic root of 254466133 is about 633.6897221918.

The spelling of 254466133 in words is "two hundred fifty-four million, four hundred sixty-six thousand, one hundred thirty-three".