1530343122 has 128 divisors (see below), whose sum is σ = 3940005888. Its totient is φ = 384729600.

The previous prime is 1530343099. The next prime is 1530343151. The reversal of 1530343122 is 2213430351.

It is a junction number, because it is equal to n+sod(n) for n = 1530343092 and 1530343101.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3276733 + ... + 3277199.

It is an arithmetic number, because the mean of its divisors is an integer number (30781296).

Almost surely, 2^1530343122 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1530343122, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1970002944).

1530343122 is an abundant number, since it is smaller than the sum of its proper divisors (2409662766).

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

1530343122 is a wasteful number, since it uses less digits than its factorization.

1530343122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 704.

The product of its (nonzero) digits is 2160, while the sum is 24.

The square root of 1530343122 is about 39119.6002280187. The cubic root of 1530343122 is about 1152.3814850456.

Adding to 1530343122 its reverse (2213430351), we get a palindrome (3743773473).

The spelling of 1530343122 in words is "one billion, five hundred thirty million, three hundred forty-three thousand, one hundred twenty-two".