1122530344 has 64 divisors (see below), whose sum is σ = 2312352000. Its totient is φ = 507741696.

The previous prime is 1122530333. The next prime is 1122530369. The reversal of 1122530344 is 4430352211.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1510437 + ... + 1511179.

It is an arithmetic number, because the mean of its divisors is an integer number (36130500).

Almost surely, 2^1122530344 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1122530344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1156176000).

1122530344 is an abundant number, since it is smaller than the sum of its proper divisors (1189821656).

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

1122530344 is a wasteful number, since it uses less digits than its factorization.

1122530344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1034 (or 1030 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 1122530344 is about 33504.1839775273. The cubic root of 1122530344 is about 1039.2803033553.

Adding to 1122530344 its reverse (4430352211), we get a palindrome (5552882555).

It can be divided in two parts, 112 and 2530344, that multiplied together give a triangular number (283398528 = T₂₃₈₀₇).

The spelling of 1122530344 in words is "one billion, one hundred twenty-two million, five hundred thirty thousand, three hundred forty-four".