1126622723 has 4 divisors (see below), whose sum is σ = 1154101368. Its totient is φ = 1099144080.

The previous prime is 1126622701. The next prime is 1126622729. The reversal of 1126622723 is 3272266211.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1126622723 - 2⁶ = 1126622659 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1126622723.

It is not an unprimeable number, because it can be changed into a prime (1126622729) 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 3 ways as a sum of consecutive naturals, for example, 13739261 + ... + 13739342.

It is an arithmetic number, because the mean of its divisors is an integer number (288525342).

Almost surely, 2^1126622723 is an apocalyptic number.

1126622723 is a deficient number, since it is larger than the sum of its proper divisors (27478645).

1126622723 is an equidigital number, since it uses as much as digits as its factorization.

1126622723 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27478644.

The product of its digits is 12096, while the sum is 32.

The square root of 1126622723 is about 33565.2010719435. The cubic root of 1126622723 is about 1040.5417305253.

Adding to 1126622723 its reverse (3272266211), we get a palindrome (4398888934).

The spelling of 1126622723 in words is "one billion, one hundred twenty-six million, six hundred twenty-two thousand, seven hundred twenty-three".