1325903 has 2 divisors, whose sum is σ = 1325904. Its totient is φ = 1325902.

The previous prime is 1325873. The next prime is 1325911. The reversal of 1325903 is 3095231.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (3095231) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1325903 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1325923) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 662951 + 662952.

It is an arithmetic number, because the mean of its divisors is an integer number (662952).

2^1325903 is an apocalyptic number.

1325903 is a deficient number, since it is larger than the sum of its proper divisors (1).

1325903 is an equidigital number, since it uses as much as digits as its factorization.

1325903 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 810, while the sum is 23.

The square root of 1325903 is about 1151.4786146516. The cubic root of 1325903 is about 109.8594071594.

The spelling of 1325903 in words is "one million, three hundred twenty-five thousand, nine hundred three".