1003423140373 has 2 divisors, whose sum is σ = 1003423140374. Its totient is φ = 1003423140372.

The previous prime is 1003423140331. The next prime is 1003423140407. The reversal of 1003423140373 is 3730413243001.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 536302834929 + 467120305444 = 732327^2 + 683462^2 .

It is a cyclic number.

It is not a de Polignac number, because 1003423140373 - 2²⁵ = 1003389585941 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1003423440373) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 501711570186 + 501711570187.

It is an arithmetic number, because the mean of its divisors is an integer number (501711570187).

Almost surely, 2^{1003423140373} is an apocalyptic number.

It is an amenable number.

1003423140373 is a deficient number, since it is larger than the sum of its proper divisors (1).

1003423140373 is an equidigital number, since it uses as much as digits as its factorization.

1003423140373 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18144, while the sum is 31.

Adding to 1003423140373 its reverse (3730413243001), we get a palindrome (4733836383374).

The spelling of 1003423140373 in words is "one trillion, three billion, four hundred twenty-three million, one hundred forty thousand, three hundred seventy-three".