1126312747 has 32 divisors (see below), whose sum is σ = 1398878208. Its totient is φ = 884860416.

The previous prime is 1126312741. The next prime is 1126312751. The reversal of 1126312747 is 7472136211.

It is a cyclic number.

It is not a de Polignac number, because 1126312747 - 2¹¹ = 1126310699 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1126312741) by changing a digit.

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 in 31 ways as a sum of consecutive naturals, for example, 1548898 + ... + 1549624.

It is an arithmetic number, because the mean of its divisors is an integer number (43714944).

Almost surely, 2^1126312747 is an apocalyptic number.

1126312747 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

1126312747 is a deficient number, since it is larger than the sum of its proper divisors (272565461).

1126312747 is a wasteful number, since it uses less digits than its factorization.

1126312747 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1075.

The product of its digits is 14112, while the sum is 34.

The square root of 1126312747 is about 33560.5832339070. The cubic root of 1126312747 is about 1040.4462911374.

Adding to 1126312747 its reverse (7472136211), we get a palindrome (8598448958).

The spelling of 1126312747 in words is "one billion, one hundred twenty-six million, three hundred twelve thousand, seven hundred forty-seven".