2003051423 has 2 divisors, whose sum is σ = 2003051424. Its totient is φ = 2003051422.

The previous prime is 2003051387. The next prime is 2003051443. The reversal of 2003051423 is 3241503002.

It is a happy number.

It is an a-pointer prime, because the next prime (2003051443) can be obtained adding 2003051423 to its sum of digits (20).

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2003051423 - 2²⁴ = 1986274207 is a prime.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 2003051395 and 2003051404.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2003051443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1001525711 + 1001525712.

It is an arithmetic number, because the mean of its divisors is an integer number (1001525712).

Almost surely, 2^2003051423 is an apocalyptic number.

2003051423 is a deficient number, since it is larger than the sum of its proper divisors (1).

2003051423 is an equidigital number, since it uses as much as digits as its factorization.

2003051423 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 2003051423 is about 44755.4624934208. The cubic root of 2003051423 is about 1260.5614829782.

Adding to 2003051423 its reverse (3241503002), we get a palindrome (5244554425).

The spelling of 2003051423 in words is "two billion, three million, fifty-one thousand, four hundred twenty-three".