1025903 has 4 divisors (see below), whose sum is σ = 1037520. Its totient is φ = 1014288.

The previous prime is 1025897. The next prime is 1025909. The reversal of 1025903 is 3095201.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3095201 = 61 ⋅50741.

It is an interprime number because it is at equal distance from previous prime (1025897) and next prime (1025909).

It is a cyclic number.

It is not a de Polignac number, because 1025903 - 2⁴ = 1025887 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1025909) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5675 + ... + 5852.

It is an arithmetic number, because the mean of its divisors is an integer number (259380).

2^1025903 is an apocalyptic number.

1025903 is a deficient number, since it is larger than the sum of its proper divisors (11617).

1025903 is an equidigital number, since it uses as much as digits as its factorization.

1025903 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11616.

The product of its (nonzero) digits is 270, while the sum is 20.

The square root of 1025903 is about 1012.8686983020. The cubic root of 1025903 is about 100.8560836280.

The spelling of 1025903 in words is "one million, twenty-five thousand, nine hundred three".