1013003423 has 4 divisors (see below), whose sum is σ = 1018662840. Its totient is φ = 1007344008.

The previous prime is 1013003413. The next prime is 1013003447. The reversal of 1013003423 is 3243003101.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1013003423 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 (1013003413) 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, 2829440 + ... + 2829797.

It is an arithmetic number, because the mean of its divisors is an integer number (254665710).

Almost surely, 2^1013003423 is an apocalyptic number.

1013003423 is a deficient number, since it is larger than the sum of its proper divisors (5659417).

1013003423 is an equidigital number, since it uses as much as digits as its factorization.

1013003423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5659416.

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 1013003423 is about 31827.7146996136. The cubic root of 1013003423 is about 1004.3158212245.

Adding to 1013003423 its reverse (3243003101), we get a palindrome (4256006524).

The spelling of 1013003423 in words is "one billion, thirteen million, three thousand, four hundred twenty-three".