1122748027 has 2 divisors, whose sum is σ = 1122748028. Its totient is φ = 1122748026.

The previous prime is 1122748009. The next prime is 1122748117. The reversal of 1122748027 is 7208472211.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (7208472211) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1122748027 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1122747983 and 1122748001.

It is not a weakly prime, because it can be changed into another prime (1122748327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 561374013 + 561374014.

It is an arithmetic number, because the mean of its divisors is an integer number (561374014).

Almost surely, 2^1122748027 is an apocalyptic number.

1122748027 is a deficient number, since it is larger than the sum of its proper divisors (1).

1122748027 is an equidigital number, since it uses as much as digits as its factorization.

1122748027 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12544, while the sum is 34.

The square root of 1122748027 is about 33507.4324143167. The cubic root of 1122748027 is about 1039.3474786833.

The spelling of 1122748027 in words is "one billion, one hundred twenty-two million, seven hundred forty-eight thousand, twenty-seven".