254045103353519 has 2 divisors, whose sum is σ = 254045103353520. Its totient is φ = 254045103353518.

The previous prime is 254045103353513. The next prime is 254045103353521. The reversal of 254045103353519 is 915353301540452.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-254045103353519 is a prime.

It is a super-2 number, since 2×254045103353519² (a number of 30 digits) contains 22 as substring.

Together with 254045103353521, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (254045103353513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127022551676759 + 127022551676760.

It is an arithmetic number, because the mean of its divisors is an integer number (127022551676760).

Almost surely, 2^{254045103353519} is an apocalyptic number.

254045103353519 is a deficient number, since it is larger than the sum of its proper divisors (1).

254045103353519 is an equidigital number, since it uses as much as digits as its factorization.

254045103353519 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4860000, while the sum is 50.

The spelling of 254045103353519 in words is "two hundred fifty-four trillion, forty-five billion, one hundred three million, three hundred fifty-three thousand, five hundred nineteen".