254315103391 has 2 divisors, whose sum is σ = 254315103392. Its totient is φ = 254315103390.

The previous prime is 254315103389. The next prime is 254315103437. The reversal of 254315103391 is 193301513452.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 254315103391 - 2¹ = 254315103389 is a prime.

Together with 254315103389, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 254315103391.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (254315106391) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127157551695 + 127157551696.

It is an arithmetic number, because the mean of its divisors is an integer number (127157551696).

Almost surely, 2^254315103391 is an apocalyptic number.

254315103391 is a deficient number, since it is larger than the sum of its proper divisors (1).

254315103391 is an equidigital number, since it uses as much as digits as its factorization.

254315103391 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48600, while the sum is 37.

The spelling of 254315103391 in words is "two hundred fifty-four billion, three hundred fifteen million, one hundred three thousand, three hundred ninety-one".