1311434324 has 12 divisors (see below), whose sum is σ = 2295345024. Its totient is φ = 655621464.

The previous prime is 1311434297. The next prime is 1311434329. The reversal of 1311434324 is 4234341131.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1311434293 and 1311434302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1311434329) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13367 + ... + 52929.

It is an arithmetic number, because the mean of its divisors is an integer number (191278752).

Almost surely, 2^1311434324 is an apocalyptic number.

It is an amenable number.

1311434324 is a deficient number, since it is larger than the sum of its proper divisors (983910700).

1311434324 is a wasteful number, since it uses less digits than its factorization.

1311434324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47854 (or 47852 counting only the distinct ones).

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

The square root of 1311434324 is about 36213.7311526995. The cubic root of 1311434324 is about 1094.5833778505.

Adding to 1311434324 its reverse (4234341131), we get a palindrome (5545775455).

The spelling of 1311434324 in words is "one billion, three hundred eleven million, four hundred thirty-four thousand, three hundred twenty-four".