1130998218256 has 15 divisors (see below), whose sum is σ = 2191317289903. Its totient is φ = 565496982160.

The previous prime is 1130998218227. The next prime is 1130998218289. The reversal of 1130998218256 is 6528128990311.

The square root of 1130998218256 is 1063484.

It is a perfect power (a square), and thus also a powerful number.

It is a super-2 number, since 2×1130998218256² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1130998218197 and 1130998218206.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 4121001 + ... + 4386871.

Almost surely, 2^{1130998218256} is an apocalyptic number.

1130998218256 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

1130998218256 is the 1063484-th square number.

It is an amenable number.

1130998218256 is a deficient number, since it is larger than the sum of its proper divisors (1060319071647).

1130998218256 is an frugal number, since it uses more digits than its factorization.

1130998218256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 531750 (or 265873 counting only the distinct ones).

The product of its (nonzero) digits is 1866240, while the sum is 55.

The spelling of 1130998218256 in words is "one trillion, one hundred thirty billion, nine hundred ninety-eight million, two hundred eighteen thousand, two hundred fifty-six".