1122521344 has 108 divisors (see below), whose sum is σ = 2621683456. Its totient is φ = 469886976.

The previous prime is 1122521341. The next prime is 1122521347. The reversal of 1122521344 is 4431252211.

It is an interprime number because it is at equal distance from previous prime (1122521341) and next prime (1122521347).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1122521341) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5033617 + ... + 5033839.

Almost surely, 2^1122521344 is an apocalyptic number.

1122521344 is a gapful number since it is divisible by the number (14) 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 1122521344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1310841728).

1122521344 is an abundant number, since it is smaller than the sum of its proper divisors (1499162112).

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

1122521344 is an frugal number, since it uses more digits than its factorization.

1122521344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 352 (or 285 counting only the distinct ones).

The product of its digits is 1920, while the sum is 25.

The square root of 1122521344 is about 33504.0496656747. The cubic root of 1122521344 is about 1039.2775258364.

Adding to 1122521344 its reverse (4431252211), we get a palindrome (5553773555).

The spelling of 1122521344 in words is "one billion, one hundred twenty-two million, five hundred twenty-one thousand, three hundred forty-four".