1311224034 has 16 divisors (see below), whose sum is σ = 2686410720. Its totient is φ = 426414240.

The previous prime is 1311224021. The next prime is 1311224039. The reversal of 1311224034 is 4304221131.

It is a self number, because there is not a number n which added to its sum of digits gives 1311224034.

It is not an unprimeable number, because it can be changed into a prime (1311224039) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2664844 + ... + 2665335.

It is an arithmetic number, because the mean of its divisors is an integer number (167900670).

Almost surely, 2^1311224034 is an apocalyptic number.

1311224034 is an abundant number, since it is smaller than the sum of its proper divisors (1375186686).

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

1311224034 is a wasteful number, since it uses less digits than its factorization.

1311224034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5330225.

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 1311224034 is about 36210.8275796066. The cubic root of 1311224034 is about 1094.5248688225.

Adding to 1311224034 its reverse (4304221131), we get a palindrome (5615445165).

The spelling of 1311224034 in words is "one billion, three hundred eleven million, two hundred twenty-four thousand, thirty-four".