1112455649 has 2 divisors, whose sum is σ = 1112455650. Its totient is φ = 1112455648.

The previous prime is 1112455627. The next prime is 1112455691. The reversal of 1112455649 is 9465542111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 954501025 + 157954624 = 30895^2 + 12568^2 .

It is a cyclic number.

It is not a de Polignac number, because 1112455649 - 2¹⁶ = 1112390113 is a prime.

It is a super-2 number, since 2×1112455649² = 2475115141984022402, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1112455699) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 556227824 + 556227825.

It is an arithmetic number, because the mean of its divisors is an integer number (556227825).

Almost surely, 2^1112455649 is an apocalyptic number.

It is an amenable number.

1112455649 is a deficient number, since it is larger than the sum of its proper divisors (1).

1112455649 is an equidigital number, since it uses as much as digits as its factorization.

1112455649 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 43200, while the sum is 38.

The square root of 1112455649 is about 33353.4953040907. The cubic root of 1112455649 is about 1036.1617794319.

The spelling of 1112455649 in words is "one billion, one hundred twelve million, four hundred fifty-five thousand, six hundred forty-nine".