1112689453 has 2 divisors, whose sum is σ = 1112689454. Its totient is φ = 1112689452.

The previous prime is 1112689441. The next prime is 1112689489. The reversal of 1112689453 is 3549862111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1112689449 + 4 = 33357^2 + 2^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1112689453 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1112686453) 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 as a sum of consecutive naturals, namely, 556344726 + 556344727.

It is an arithmetic number, because the mean of its divisors is an integer number (556344727).

Almost surely, 2^1112689453 is an apocalyptic number.

It is an amenable number.

1112689453 is a deficient number, since it is larger than the sum of its proper divisors (1).

1112689453 is an equidigital number, since it uses as much as digits as its factorization.

1112689453 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 51840, while the sum is 40.

The square root of 1112689453 is about 33357.0000599574. Note that the first 4 decimals coincide. The cubic root of 1112689453 is about 1036.2343641379.

The spelling of 1112689453 in words is "one billion, one hundred twelve million, six hundred eighty-nine thousand, four hundred fifty-three".