254353117 has 2 divisors, whose sum is σ = 254353118. Its totient is φ = 254353116.

The previous prime is 254353081. The next prime is 254353129. The reversal of 254353117 is 711353452.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 228281881 + 26071236 = 15109^2 + 5106^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-254353117 is a prime.

It is equal to p_13904329 and since 254353117 and 13904329 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (254353147) 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, 127176558 + 127176559.

It is an arithmetic number, because the mean of its divisors is an integer number (127176559).

Almost surely, 2^254353117 is an apocalyptic number.

It is an amenable number.

254353117 is a deficient number, since it is larger than the sum of its proper divisors (1).

254353117 is an equidigital number, since it uses as much as digits as its factorization.

254353117 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 12600, while the sum is 31.

The square root of 254353117 is about 15948.4518684417. The cubic root of 254353117 is about 633.5958947973.

The spelling of 254353117 in words is "two hundred fifty-four million, three hundred fifty-three thousand, one hundred seventeen".