1122017472 has 126 divisors (see below), whose sum is σ = 3324790404. Its totient is φ = 361762560.

The previous prime is 1122017461. The next prime is 1122017483. The reversal of 1122017472 is 2747102211.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1122017461) and next prime (1122017483).

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 552523 + ... + 554549.

Almost surely, 2^1122017472 is an apocalyptic number.

1122017472 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1122017472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1662395202).

1122017472 is an abundant number, since it is smaller than the sum of its proper divisors (2202772932).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1122017472 is a wasteful number, since it uses less digits than its factorization.

1122017472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2107 (or 2063 counting only the distinct ones).

The product of its (nonzero) digits is 1568, while the sum is 27.

The square root of 1122017472 is about 33496.5292530435. The cubic root of 1122017472 is about 1039.1220005923.

Adding to 1122017472 its reverse (2747102211), we get a palindrome (3869119683).

The spelling of 1122017472 in words is "one billion, one hundred twenty-two million, seventeen thousand, four hundred seventy-two".