1123627264 has 18 divisors (see below), whose sum is σ = 2242865870. Its totient is φ = 561813504.

The previous prime is 1123627249. The next prime is 1123627273. The reversal of 1123627264 is 4627263211.

It can be written as a sum of positive squares in only one way, i.e., 1123590400 + 36864 = 33520^2 + 192^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2194329 + ... + 2194840.

Almost surely, 2^1123627264 is an apocalyptic number.

It is an amenable number.

1123627264 is a deficient number, since it is larger than the sum of its proper divisors (1119238606).

1123627264 is an frugal number, since it uses more digits than its factorization.

1123627264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4389185 (or 4389171 counting only the distinct ones).

The product of its digits is 24192, while the sum is 34.

The square root of 1123627264 is about 33520.5498761581. The cubic root of 1123627264 is about 1039.6187162470.

The spelling of 1123627264 in words is "one billion, one hundred twenty-three million, six hundred twenty-seven thousand, two hundred sixty-four".