1122748072 has 16 divisors (see below), whose sum is σ = 2121730560. Its totient is φ = 556953264.

The previous prime is 1122748027. The next prime is 1122748117. The reversal of 1122748072 is 2708472211.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1122748027) and next prime (1122748117).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 551518 + ... + 553549.

It is an arithmetic number, because the mean of its divisors is an integer number (132608160).

Almost surely, 2^1122748072 is an apocalyptic number.

It is an amenable number.

1122748072 is a deficient number, since it is larger than the sum of its proper divisors (998982488).

1122748072 is a wasteful number, since it uses less digits than its factorization.

1122748072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1105200 (or 1105196 counting only the distinct ones).

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

The square root of 1122748072 is about 33507.4330858095. The cubic root of 1122748072 is about 1039.3474925691.

The spelling of 1122748072 in words is "one billion, one hundred twenty-two million, seven hundred forty-eight thousand, seventy-two".