8572137130 has 8 divisors (see below), whose sum is σ = 15429846852. Its totient is φ = 3428854848.

The previous prime is 8572137127. The next prime is 8572137131. The reversal of 8572137130 is 317312758.

It can be written as a sum of positive squares in 2 ways, for example, as 7544485881 + 1027651249 = 86859^2 + 32057^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 8572137130.

It is not an unprimeable number, because it can be changed into a prime (8572137131) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 428606847 + ... + 428606866.

Almost surely, 2^8572137130 is an apocalyptic number.

8572137130 is a deficient number, since it is larger than the sum of its proper divisors (6857709722).

8572137130 is a wasteful number, since it uses less digits than its factorization.

8572137130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 857213720.

The product of its (nonzero) digits is 35280, while the sum is 37.

The square root of 8572137130 is about 92585.8365518182. The cubic root of 8572137130 is about 2046.5846068325.

Adding to 8572137130 its reverse (317312758), we get a palindrome (8889449888).

The spelling of 8572137130 in words is "eight billion, five hundred seventy-two million, one hundred thirty-seven thousand, one hundred thirty".