1254423803 has 2 divisors, whose sum is σ = 1254423804. Its totient is φ = 1254423802.

The previous prime is 1254423743. The next prime is 1254423851. The reversal of 1254423803 is 3083244521.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1254423803 - 2²⁴ = 1237646587 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1254423803.

It is not a weakly prime, because it can be changed into another prime (1254423403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 627211901 + 627211902.

It is an arithmetic number, because the mean of its divisors is an integer number (627211902).

Almost surely, 2^1254423803 is an apocalyptic number.

1254423803 is a deficient number, since it is larger than the sum of its proper divisors (1).

1254423803 is an equidigital number, since it uses as much as digits as its factorization.

1254423803 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 23040, while the sum is 32.

The square root of 1254423803 is about 35417.8458266451. The cubic root of 1254423803 is about 1078.4866214697.

The spelling of 1254423803 in words is "one billion, two hundred fifty-four million, four hundred twenty-three thousand, eight hundred three".