1423431104 has 28 divisors (see below), whose sum is σ = 2828598864. Its totient is φ = 710713344.

The previous prime is 1423431103. The next prime is 1423431133. The reversal of 1423431104 is 4011343241.

It is a super-2 number, since 2×1423431104² = 4052312215669317632, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1423431104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1423431101) 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, 31232 + ... + 61824.

It is an arithmetic number, because the mean of its divisors is an integer number (101021388).

Almost surely, 2^1423431104 is an apocalyptic number.

It is an amenable number.

1423431104 is a deficient number, since it is larger than the sum of its proper divisors (1405167760).

1423431104 is an equidigital number, since it uses as much as digits as its factorization.

1423431104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31332 (or 31322 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 1423431104 is about 37728.3859182976. The cubic root of 1423431104 is about 1124.8954250778.

Adding to 1423431104 its reverse (4011343241), we get a palindrome (5434774345).

The spelling of 1423431104 in words is "one billion, four hundred twenty-three million, four hundred thirty-one thousand, one hundred four".