1113378 has 32 divisors (see below), whose sum is σ = 2601600. Its totient is φ = 317520.

The previous prime is 1113373. The next prime is 1113379. The reversal of 1113378 is 8733111.

It is a super-2 number, since 2×1113378² = 2479221141768, which contains 22 as substring.

It is a plaindrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (1113373) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1788 + ... + 2328.

It is an arithmetic number, because the mean of its divisors is an integer number (81300).

2^1113378 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1113378, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1300800).

1113378 is an abundant number, since it is smaller than the sum of its proper divisors (1488222).

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

1113378 is an equidigital number, since it uses as much as digits as its factorization.

1113378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 567 (or 553 counting only the distinct ones).

The product of its digits is 504, while the sum is 24.

The square root of 1113378 is about 1055.1672853155. The cubic root of 1113378 is about 103.6448065256.

Adding to 1113378 its reverse (8733111), we get a palindrome (9846489).

It can be divided in two parts, 11133 and 78, that added together give a palindrome (11211).

The spelling of 1113378 in words is "one million, one hundred thirteen thousand, three hundred seventy-eight".