1126572481 has 4 divisors (see below), whose sum is σ = 1133318592. Its totient is φ = 1119826372.

The previous prime is 1126572451. The next prime is 1126572493. The reversal of 1126572481 is 1842756211.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1126572481 - 2⁷ = 1126572353 is a prime.

It is a super-2 number, since 2×1126572481² = 2538331109892990722, which contains 22 as substring.

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 1126572481.

It is not an unprimeable number, because it can be changed into a prime (1126572431) 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, 3372805 + ... + 3373138.

It is an arithmetic number, because the mean of its divisors is an integer number (283329648).

Almost surely, 2^1126572481 is an apocalyptic number.

It is an amenable number.

1126572481 is a deficient number, since it is larger than the sum of its proper divisors (6746111).

1126572481 is an equidigital number, since it uses as much as digits as its factorization.

1126572481 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6746110.

The product of its digits is 26880, while the sum is 37.

The square root of 1126572481 is about 33564.4526396603. The cubic root of 1126572481 is about 1040.5262625626.

The spelling of 1126572481 in words is "one billion, one hundred twenty-six million, five hundred seventy-two thousand, four hundred eighty-one".