1127242563 has 8 divisors (see below), whose sum is σ = 1503517008. Its totient is φ = 751231584.

The previous prime is 1127242453. The next prime is 1127242577. The reversal of 1127242563 is 3652427211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1127242563 - 2¹² = 1127238467 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1127242163) 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 7 ways as a sum of consecutive naturals, for example, 55656 + ... + 73157.

It is an arithmetic number, because the mean of its divisors is an integer number (187939626).

Almost surely, 2^1127242563 is an apocalyptic number.

1127242563 is a deficient number, since it is larger than the sum of its proper divisors (376274445).

1127242563 is a wasteful number, since it uses less digits than its factorization.

1127242563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131733.

The product of its digits is 20160, while the sum is 33.

The square root of 1127242563 is about 33574.4331746643. The cubic root of 1127242563 is about 1040.7325223278.

Adding to 1127242563 its reverse (3652427211), we get a palindrome (4779669774).

It can be divided in two parts, 11272 and 42563, that added together give a palindrome (53835).

The spelling of 1127242563 in words is "one billion, one hundred twenty-seven million, two hundred forty-two thousand, five hundred sixty-three".