1424023403 has 16 divisors (see below), whose sum is σ = 1664845056. Its totient is φ = 1204806240.

The previous prime is 1424023399. The next prime is 1424023417. The reversal of 1424023403 is 3043204241.

It is not a de Polignac number, because 1424023403 - 2² = 1424023399 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1424023103) 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, 66701 + ... + 85422.

It is an arithmetic number, because the mean of its divisors is an integer number (104052816).

Almost surely, 2^1424023403 is an apocalyptic number.

1424023403 is a deficient number, since it is larger than the sum of its proper divisors (240821653).

1424023403 is a wasteful number, since it uses less digits than its factorization.

1424023403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 152194.

The product of its (nonzero) digits is 2304, while the sum is 23.

The square root of 1424023403 is about 37736.2346160822. The cubic root of 1424023403 is about 1125.0514288917.

Adding to 1424023403 its reverse (3043204241), we get a palindrome (4467227644).

The spelling of 1424023403 in words is "one billion, four hundred twenty-four million, twenty-three thousand, four hundred three".