4529161209 has 8 divisors (see below), whose sum is σ = 6067502752. Its totient is φ = 3005130240.

The previous prime is 4529161201. The next prime is 4529161211. The reversal of 4529161209 is 9021619254.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 4529161209 - 2³ = 4529161201 is a prime.

It is a super-2 number, since 2×4529161209² = 41026602514220683362, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4529161201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3576904 + ... + 3578169.

It is an arithmetic number, because the mean of its divisors is an integer number (758437844).

Almost surely, 2^4529161209 is an apocalyptic number.

It is an amenable number.

4529161209 is a deficient number, since it is larger than the sum of its proper divisors (1538341543).

4529161209 is a wasteful number, since it uses less digits than its factorization.

4529161209 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7155287.

The product of its (nonzero) digits is 38880, while the sum is 39.

The square root of 4529161209 is about 67299.0431507016. The cubic root of 4529161209 is about 1654.5221779685.

The spelling of 4529161209 in words is "four billion, five hundred twenty-nine million, one hundred sixty-one thousand, two hundred nine".