1423104312 has 32 divisors (see below), whose sum is σ = 4066012800. Its totient is φ = 406601184.

The previous prime is 1423104311. The next prime is 1423104317. The reversal of 1423104312 is 2134013241.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1423104311) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4235262 + ... + 4235597.

It is an arithmetic number, because the mean of its divisors is an integer number (127062900).

Almost surely, 2^1423104312 is an apocalyptic number.

1423104312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1423104312 is an abundant number, since it is smaller than the sum of its proper divisors (2642908488).

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

1423104312 is a wasteful number, since it uses less digits than its factorization.

1423104312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8470875 (or 8470871 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 1423104312 is about 37724.0548191734. The cubic root of 1423104312 is about 1124.8093338110.

Adding to 1423104312 its reverse (2134013241), we get a palindrome (3557117553).

The spelling of 1423104312 in words is "one billion, four hundred twenty-three million, one hundred four thousand, three hundred twelve".