1126257568 has 24 divisors (see below), whose sum is σ = 2218618080. Its totient is φ = 562799040.

The previous prime is 1126257563. The next prime is 1126257619. The reversal of 1126257568 is 8657526211.

It is a super-2 number, since 2×1126257568² = 2536912218954549248, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1126257563) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 50763 + ... + 69493.

It is an arithmetic number, because the mean of its divisors is an integer number (92442420).

Almost surely, 2^1126257568 is an apocalyptic number.

It is an amenable number.

1126257568 is a deficient number, since it is larger than the sum of its proper divisors (1092360512).

1126257568 is a wasteful number, since it uses less digits than its factorization.

1126257568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20620 (or 20612 counting only the distinct ones).

The product of its digits is 201600, while the sum is 43.

The square root of 1126257568 is about 33559.7611433693. The cubic root of 1126257568 is about 1040.4293000830.

The spelling of 1126257568 in words is "one billion, one hundred twenty-six million, two hundred fifty-seven thousand, five hundred sixty-eight".