1324443131 has 12 divisors (see below), whose sum is σ = 1491305592. Its totient is φ = 1174668000.

The previous prime is 1324443119. The next prime is 1324443149. The reversal of 1324443131 is 1313444231.

It is a happy number.

It is not a de Polignac number, because 1324443131 - 2⁶ = 1324443067 is a prime.

It is a super-2 number, since 2×1324443131² = 3508299214506166322, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1324443131.

It is not an unprimeable number, because it can be changed into a prime (1324443181) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 128525 + ... + 138446.

It is an arithmetic number, because the mean of its divisors is an integer number (124275466).

Almost surely, 2^1324443131 is an apocalyptic number.

1324443131 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1324443131 is a deficient number, since it is larger than the sum of its proper divisors (166862461).

1324443131 is a wasteful number, since it uses less digits than its factorization.

1324443131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 267034 (or 267023 counting only the distinct ones).

The product of its digits is 3456, while the sum is 26.

The square root of 1324443131 is about 36392.8994585482. The cubic root of 1324443131 is about 1098.1907257467.

Adding to 1324443131 its reverse (1313444231), we get a palindrome (2637887362).

The spelling of 1324443131 in words is "one billion, three hundred twenty-four million, four hundred forty-three thousand, one hundred thirty-one".