1125444313 has 8 divisors (see below), whose sum is σ = 1298957760. Its totient is φ = 955114800.

The previous prime is 1125444283. The next prime is 1125444323. The reversal of 1125444313 is 3134445211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1125444313 - 2⁹ = 1125443801 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1125444323) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 795223 + ... + 796636.

It is an arithmetic number, because the mean of its divisors is an integer number (162369720).

Almost surely, 2^1125444313 is an apocalyptic number.

It is an amenable number.

1125444313 is a deficient number, since it is larger than the sum of its proper divisors (173513447).

1125444313 is a wasteful number, since it uses less digits than its factorization.

1125444313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1591967.

The product of its digits is 5760, while the sum is 28.

The square root of 1125444313 is about 33547.6424357957. The cubic root of 1125444313 is about 1040.1788132504.

Adding to 1125444313 its reverse (3134445211), we get a palindrome (4259889524).

The spelling of 1125444313 in words is "one billion, one hundred twenty-five million, four hundred forty-four thousand, three hundred thirteen".