1426231120 has 20 divisors (see below), whose sum is σ = 3315987540. Its totient is φ = 570492416.

The previous prime is 1426231117. The next prime is 1426231153. The reversal of 1426231120 is 211326241.

It can be written as a sum of positive squares in 2 ways, for example, as 993258256 + 432972864 = 31516^2 + 20808^2 .

It is a tau number, because it is divible by the number of its divisors (20).

It is a junction number, because it is equal to n+sod(n) for n = 1426231091 and 1426231100.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8913865 + ... + 8914024.

It is an arithmetic number, because the mean of its divisors is an integer number (165799377).

Almost surely, 2^1426231120 is an apocalyptic number.

1426231120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1426231120 is an abundant number, since it is smaller than the sum of its proper divisors (1889756420).

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

1426231120 is a wasteful number, since it uses less digits than its factorization.

1426231120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17827902 (or 17827896 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 22.

The square root of 1426231120 is about 37765.4752386356. The cubic root of 1426231120 is about 1125.6325318640.

Adding to 1426231120 its reverse (211326241), we get a palindrome (1637557361).

The spelling of 1426231120 in words is "one billion, four hundred twenty-six million, two hundred thirty-one thousand, one hundred twenty".