1122566667 has 4 divisors (see below), whose sum is σ = 1496755560. Its totient is φ = 748377776.

The previous prime is 1122566657. The next prime is 1122566719. The reversal of 1122566667 is 7666652211.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 7666652211 = 3 ⋅2555550737.

It is a cyclic number.

It is not a de Polignac number, because 1122566667 - 2⁴ = 1122566651 is a prime.

It is a plaindrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (1122566657) 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 in 3 ways as a sum of consecutive naturals, for example, 187094442 + ... + 187094447.

It is an arithmetic number, because the mean of its divisors is an integer number (374188890).

Almost surely, 2^1122566667 is an apocalyptic number.

1122566667 is a deficient number, since it is larger than the sum of its proper divisors (374188893).

1122566667 is an equidigital number, since it uses as much as digits as its factorization.

1122566667 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 374188892.

The product of its digits is 181440, while the sum is 42.

The square root of 1122566667 is about 33504.7260397694. The cubic root of 1122566667 is about 1039.2915129621.

The spelling of 1122566667 in words is "one billion, one hundred twenty-two million, five hundred sixty-six thousand, six hundred sixty-seven".