1130000890225 has 27 divisors (see below), whose sum is σ = 1407310809249. Its totient is φ = 900076060800.

The previous prime is 1130000890211. The next prime is 1130000890229. The reversal of 1130000890225 is 5220980000311.

The square root of 1130000890225 is 1063015.

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

It can be written as a sum of positive squares in 4 ways, for example, as 345423026529 + 784577863696 = 587727^2 + 885764^2 .

It is not a de Polignac number, because 1130000890225 - 2²¹ = 1129998793073 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1130000890229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 2301427230 + ... + 2301427720.

Almost surely, 2^{1130000890225} is an apocalyptic number.

1130000890225 is the 1063015-th square number.

1130000890225 is the 531508-th centered octagonal number.

It is an amenable number.

1130000890225 is a deficient number, since it is larger than the sum of its proper divisors (277309919024).

1130000890225 is an frugal number, since it uses more digits than its factorization.

1130000890225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1858 (or 929 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 31.

Adding to 1130000890225 its reverse (5220980000311), we get a palindrome (6350980890536).

The spelling of 1130000890225 in words is "one trillion, one hundred thirty billion, eight hundred ninety thousand, two hundred twenty-five".