254349133 has 2 divisors, whose sum is σ = 254349134. Its totient is φ = 254349132.

The previous prime is 254349119. The next prime is 254349149. The reversal of 254349133 is 331943452.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 252237924 + 2111209 = 15882^2 + 1453^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-254349133 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (254349113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127174566 + 127174567.

It is an arithmetic number, because the mean of its divisors is an integer number (127174567).

Almost surely, 2^254349133 is an apocalyptic number.

It is an amenable number.

254349133 is a deficient number, since it is larger than the sum of its proper divisors (1).

254349133 is an equidigital number, since it uses as much as digits as its factorization.

254349133 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 38880, while the sum is 34.

The square root of 254349133 is about 15948.3269655472. The cubic root of 254349133 is about 633.5925867201.

The spelling of 254349133 in words is "two hundred fifty-four million, three hundred forty-nine thousand, one hundred thirty-three".