1125802226 has 4 divisors (see below), whose sum is σ = 1688703342. Its totient is φ = 562901112.

The previous prime is 1125802217. The next prime is 1125802259. The reversal of 1125802226 is 6222085211.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6222085211 = 19 ⋅327478169.

It can be written as a sum of positive squares in only one way, i.e., 803779201 + 322023025 = 28351^2 + 17945^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 281450555 + ... + 281450558.

Almost surely, 2^1125802226 is an apocalyptic number.

1125802226 is a deficient number, since it is larger than the sum of its proper divisors (562901116).

1125802226 is an equidigital number, since it uses as much as digits as its factorization.

1125802226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 562901115.

The product of its (nonzero) digits is 3840, while the sum is 29.

The square root of 1125802226 is about 33552.9764104468. The cubic root of 1125802226 is about 1040.2890672057.

Adding to 1125802226 its reverse (6222085211), we get a palindrome (7347887437).

The spelling of 1125802226 in words is "one billion, one hundred twenty-five million, eight hundred two thousand, two hundred twenty-six".