1423003040 has 48 divisors (see below), whose sum is σ = 3382531488. Its totient is φ = 565698816.

The previous prime is 1423003033. The next prime is 1423003069. The reversal of 1423003040 is 403003241.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1202 + ... + 53361.

It is an arithmetic number, because the mean of its divisors is an integer number (70469406).

Almost surely, 2^1423003040 is an apocalyptic number.

1423003040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1423003040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1691265744).

1423003040 is an abundant number, since it is smaller than the sum of its proper divisors (1959528448).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1423003040 is a wasteful number, since it uses less digits than its factorization.

1423003040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54741 (or 54733 counting only the distinct ones).

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

The square root of 1423003040 is about 37722.7125217686. The cubic root of 1423003040 is about 1124.7826516739.

Adding to 1423003040 its reverse (403003241), we get a palindrome (1826006281).

The spelling of 1423003040 in words is "one billion, four hundred twenty-three million, three thousand, forty".