1443134412 has 18 divisors (see below), whose sum is σ = 3647923188. Its totient is φ = 481044792.

The previous prime is 1443134393. The next prime is 1443134431. The reversal of 1443134412 is 2144313441.

It is an interprime number because it is at equal distance from previous prime (1443134393) and next prime (1443134431).

It is a tau number, because it is divible by the number of its divisors (18).

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 20043498 + ... + 20043569.

Almost surely, 2^1443134412 is an apocalyptic number.

1443134412 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1443134412 is an abundant number, since it is smaller than the sum of its proper divisors (2204788776).

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

1443134412 is a wasteful number, since it uses less digits than its factorization.

1443134412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40087077 (or 40087072 counting only the distinct ones).

The product of its digits is 4608, while the sum is 27.

The square root of 1443134412 is about 37988.6089769025. The cubic root of 1443134412 is about 1130.0619727413.

Adding to 1443134412 its reverse (2144313441), we get a palindrome (3587447853).

It can be divided in two parts, 144313441 and 2, that multiplied together give a palindrome (288626882).

The spelling of 1443134412 in words is "one billion, four hundred forty-three million, one hundred thirty-four thousand, four hundred twelve".