1423144334 has 4 divisors (see below), whose sum is σ = 2134716504. Its totient is φ = 711572166.

The previous prime is 1423144313. The next prime is 1423144337. The reversal of 1423144334 is 4334413241.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 4334413241 = 761 ⋅5695681.

It is a junction number, because it is equal to n+sod(n) for n = 1423144297 and 1423144306.

It is a congruent number.

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

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 355786082 + ... + 355786085.

It is an arithmetic number, because the mean of its divisors is an integer number (533679126).

Almost surely, 2^1423144334 is an apocalyptic number.

1423144334 is a deficient number, since it is larger than the sum of its proper divisors (711572170).

1423144334 is an equidigital number, since it uses as much as digits as its factorization.

1423144334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 711572169.

The product of its digits is 13824, while the sum is 29.

The square root of 1423144334 is about 37724.5852727369. The cubic root of 1423144334 is about 1124.8198780596.

Adding to 1423144334 its reverse (4334413241), we get a palindrome (5757557575).

The spelling of 1423144334 in words is "one billion, four hundred twenty-three million, one hundred forty-four thousand, three hundred thirty-four".