111315340 has 48 divisors (see below), whose sum is σ = 243038880. Its totient is φ = 42775040.

The previous prime is 111315329. The next prime is 111315361. The reversal of 111315340 is 43513111.

It is a super-2 number, since 2×111315340² = 24782209838631200, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 162639 + ... + 163321.

It is an arithmetic number, because the mean of its divisors is an integer number (5063310).

Almost surely, 2^111315340 is an apocalyptic number.

111315340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 111315340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (121519440).

111315340 is an abundant number, since it is smaller than the sum of its proper divisors (131723540).

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

111315340 is a wasteful number, since it uses less digits than its factorization.

111315340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1002 (or 1000 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 19.

The square root of 111315340 is about 10550.6085132565. The cubic root of 111315340 is about 481.0442255142.

Adding to 111315340 its reverse (43513111), we get a palindrome (154828451).

It can be divided in two parts, 11131 and 5340, that added together give a triangular number (16471 = T₁₈₁).

The spelling of 111315340 in words is "one hundred eleven million, three hundred fifteen thousand, three hundred forty".