1113402340 has 12 divisors (see below), whose sum is σ = 2338144956. Its totient is φ = 445360928.

The previous prime is 1113402319. The next prime is 1113402341. The reversal of 1113402340 is 432043111.

It can be written as a sum of positive squares in 2 ways, for example, as 504990784 + 608411556 = 22472^2 + 24666^2 .

It is not an unprimeable number, because it can be changed into a prime (1113402341) 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, 27835039 + ... + 27835078.

It is an arithmetic number, because the mean of its divisors is an integer number (194845413).

Almost surely, 2^1113402340 is an apocalyptic number.

1113402340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1113402340 is an abundant number, since it is smaller than the sum of its proper divisors (1224742616).

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

1113402340 is a wasteful number, since it uses less digits than its factorization.

1113402340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55670126 (or 55670124 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 1113402340 is about 33367.6840670730. The cubic root of 1113402340 is about 1036.4556179354.

Adding to 1113402340 its reverse (432043111), we get a palindrome (1545445451).

The spelling of 1113402340 in words is "one billion, one hundred thirteen million, four hundred two thousand, three hundred forty".