1056130218 has 64 divisors (see below), whose sum is σ = 2757283200. Its totient is φ = 295418880.

The previous prime is 1056130217. The next prime is 1056130291. The reversal of 1056130218 is 8120316501.

It is a super-2 number, since 2×1056130218² = 2230822074745455048, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 1056130191 and 1056130200.

It is not an unprimeable number, because it can be changed into a prime (1056130217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 60663 + ... + 76106.

It is an arithmetic number, because the mean of its divisors is an integer number (43082550).

Almost surely, 2^1056130218 is an apocalyptic number.

1056130218 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

1056130218 is an abundant number, since it is smaller than the sum of its proper divisors (1701152982).

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

1056130218 is a wasteful number, since it uses less digits than its factorization.

1056130218 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136804 (or 136798 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 27.

The square root of 1056130218 is about 32498.1571477522. The cubic root of 1056130218 is about 1018.3705297630.

Adding to 1056130218 its reverse (8120316501), we get a palindrome (9176446719).

The spelling of 1056130218 in words is "one billion, fifty-six million, one hundred thirty thousand, two hundred eighteen".