4509122530 has 16 divisors (see below), whose sum is σ = 8854277184. Its totient is φ = 1639680880.

The previous prime is 4509122509. The next prime is 4509122533. The reversal of 4509122530 is 352219054.

It is a junction number, because it is equal to n+sod(n) for n = 4509122492 and 4509122501.

It is not an unprimeable number, because it can be changed into a prime (4509122533) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20495902 + ... + 20496121.

It is an arithmetic number, because the mean of its divisors is an integer number (553392324).

Almost surely, 2^4509122530 is an apocalyptic number.

4509122530 is a deficient number, since it is larger than the sum of its proper divisors (4345154654).

4509122530 is a wasteful number, since it uses less digits than its factorization.

4509122530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40992041.

The product of its (nonzero) digits is 10800, while the sum is 31.

The square root of 4509122530 is about 67150.0002233805. Note that the first 3 decimals coincide. The cubic root of 4509122530 is about 1652.0784984694.

The spelling of 4509122530 in words is "four billion, five hundred nine million, one hundred twenty-two thousand, five hundred thirty".