1121628068 has 24 divisors (see below), whose sum is σ = 2142443520. Its totient is φ = 509556320.

The previous prime is 1121628047. The next prime is 1121628089. The reversal of 1121628068 is 8608261211.

It is an interprime number because it is at equal distance from previous prime (1121628047) and next prime (1121628089).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 91613 + ... + 103131.

It is an arithmetic number, because the mean of its divisors is an integer number (89268480).

Almost surely, 2^1121628068 is an apocalyptic number.

It is an amenable number.

1121628068 is a deficient number, since it is larger than the sum of its proper divisors (1020815452).

1121628068 is a wasteful number, since it uses less digits than its factorization.

1121628068 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13747 (or 13745 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 35.

The square root of 1121628068 is about 33490.7161464188. The cubic root of 1121628068 is about 1039.0017751670.

Adding to 1121628068 its reverse (8608261211), we get a palindrome (9729889279).

The spelling of 1121628068 in words is "one billion, one hundred twenty-one million, six hundred twenty-eight thousand, sixty-eight".