1423144336 has 10 divisors (see below), whose sum is σ = 2757342182. Its totient is φ = 711572160.

The previous prime is 1423144313. The next prime is 1423144337. The reversal of 1423144336 is 6334413241.

It can be written as a sum of positive squares in only one way, i.e., 891380736 + 531763600 = 29856^2 + 23060^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1423144298 and 1423144307.

It is not an unprimeable number, because it can be changed into a prime (1423144337) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44473245 + ... + 44473276.

Almost surely, 2^1423144336 is an apocalyptic number.

1423144336 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1423144336 is a deficient number, since it is larger than the sum of its proper divisors (1334197846).

1423144336 is an equidigital number, since it uses as much as digits as its factorization.

1423144336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88946529 (or 88946523 counting only the distinct ones).

The product of its digits is 20736, while the sum is 31.

The square root of 1423144336 is about 37724.5852992448. The cubic root of 1423144336 is about 1124.8198785865.

Adding to 1423144336 its reverse (6334413241), we get a palindrome (7757557577).

The spelling of 1423144336 in words is "one billion, four hundred twenty-three million, one hundred forty-four thousand, three hundred thirty-six".