1003040423 has 16 divisors (see below), whose sum is σ = 1274144256. Its totient is φ = 766839840.

The previous prime is 1003040411. The next prime is 1003040449. The reversal of 1003040423 is 3240403001.

It is a cyclic number.

It is not a de Polignac number, because 1003040423 - 2⁸ = 1003040167 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1003040473) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 118811 + ... + 126972.

It is an arithmetic number, because the mean of its divisors is an integer number (79634016).

Almost surely, 2^1003040423 is an apocalyptic number.

1003040423 is a deficient number, since it is larger than the sum of its proper divisors (271103833).

1003040423 is a wasteful number, since it uses less digits than its factorization.

1003040423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 245854.

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 1003040423 is about 31670.8134249817. The cubic root of 1003040423 is about 1001.0124489346.

Adding to 1003040423 its reverse (3240403001), we get a palindrome (4243443424).

The spelling of 1003040423 in words is "one billion, three million, forty thousand, four hundred twenty-three".