1112689441 has 2 divisors, whose sum is σ = 1112689442. Its totient is φ = 1112689440.

The previous prime is 1112689399. The next prime is 1112689453. The reversal of 1112689441 is 1449862111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1093294225 + 19395216 = 33065^2 + 4404^2 .

It is a cyclic number.

It is not a de Polignac number, because 1112689441 - 2²³ = 1104300833 is a prime.

It is a super-2 number, since 2×1112689441² = 2476155584225784962, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1112689441.

It is not a weakly prime, because it can be changed into another prime (1112681441) 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 as a sum of consecutive naturals, namely, 556344720 + 556344721.

It is an arithmetic number, because the mean of its divisors is an integer number (556344721).

Almost surely, 2^1112689441 is an apocalyptic number.

It is an amenable number.

1112689441 is a deficient number, since it is larger than the sum of its proper divisors (1).

1112689441 is an equidigital number, since it uses as much as digits as its factorization.

1112689441 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 13824, while the sum is 37.

The square root of 1112689441 is about 33356.9998800851. Note that the first 3 decimals coincide. The cubic root of 1112689441 is about 1036.2343604128.

It can be divided in two parts, 11126894 and 41, that multiplied together give a palindrome (456202654).

The spelling of 1112689441 in words is "one billion, one hundred twelve million, six hundred eighty-nine thousand, four hundred forty-one".