1122446749 has 2 divisors, whose sum is σ = 1122446750. Its totient is φ = 1122446748.

The previous prime is 1122446737. The next prime is 1122446753. The reversal of 1122446749 is 9476442211.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 636552900 + 485893849 = 25230^2 + 22043^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1122446749 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1122446789) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 561223374 + 561223375.

It is an arithmetic number, because the mean of its divisors is an integer number (561223375).

Almost surely, 2^1122446749 is an apocalyptic number.

It is an amenable number.

1122446749 is a deficient number, since it is larger than the sum of its proper divisors (1).

1122446749 is an equidigital number, since it uses as much as digits as its factorization.

1122446749 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 96768, while the sum is 40.

The square root of 1122446749 is about 33502.9364235435. The cubic root of 1122446749 is about 1039.2545042625.

The spelling of 1122446749 in words is "one billion, one hundred twenty-two million, four hundred forty-six thousand, seven hundred forty-nine".