254322403 has 2 divisors, whose sum is σ = 254322404. Its totient is φ = 254322402.

The previous prime is 254322379. The next prime is 254322407. The reversal of 254322403 is 304223452.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 254322403 - 2⁵ = 254322371 is a prime.

It is not a weakly prime, because it can be changed into another prime (254322407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127161201 + 127161202.

It is an arithmetic number, because the mean of its divisors is an integer number (127161202).

Almost surely, 2^254322403 is an apocalyptic number.

254322403 is a deficient number, since it is larger than the sum of its proper divisors (1).

254322403 is an equidigital number, since it uses as much as digits as its factorization.

254322403 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5760, while the sum is 25.

The square root of 254322403 is about 15947.4889245925. The cubic root of 254322403 is about 633.5703908209.

Adding to 254322403 its reverse (304223452), we get a palindrome (558545855).

The spelling of 254322403 in words is "two hundred fifty-four million, three hundred twenty-two thousand, four hundred three".