1252903 has 2 divisors, whose sum is σ = 1252904. Its totient is φ = 1252902.

The previous prime is 1252897. The next prime is 1252913. The reversal of 1252903 is 3092521.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1252903 - 2¹⁷ = 1121831 is a prime.

It is an alternating number because its digits alternate between odd and even.

1252903 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1252913) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 626451 + 626452.

It is an arithmetic number, because the mean of its divisors is an integer number (626452).

2^1252903 is an apocalyptic number.

1252903 is a deficient number, since it is larger than the sum of its proper divisors (1).

1252903 is an equidigital number, since it uses as much as digits as its factorization.

1252903 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 540, while the sum is 22.

The square root of 1252903 is about 1119.3314969213. The cubic root of 1252903 is about 107.8050610144.

The spelling of 1252903 in words is "one million, two hundred fifty-two thousand, nine hundred three".