254671425403 has 2 divisors, whose sum is σ = 254671425404. Its totient is φ = 254671425402.

The previous prime is 254671425319. The next prime is 254671425413. The reversal of 254671425403 is 304524176452.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 254671425403 - 2¹⁷ = 254671294331 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 254671425403.

It is not a weakly prime, because it can be changed into another prime (254671425413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127335712701 + 127335712702.

It is an arithmetic number, because the mean of its divisors is an integer number (127335712702).

Almost surely, 2^254671425403 is an apocalyptic number.

254671425403 is a deficient number, since it is larger than the sum of its proper divisors (1).

254671425403 is an equidigital number, since it uses as much as digits as its factorization.

254671425403 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 806400, while the sum is 43.

The spelling of 254671425403 in words is "two hundred fifty-four billion, six hundred seventy-one million, four hundred twenty-five thousand, four hundred three".