8172530134 has 4 divisors (see below), whose sum is σ = 12258795204. Its totient is φ = 4086265066.

The previous prime is 8172530101. The next prime is 8172530143. The reversal of 8172530134 is 4310352718.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×8172530134² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 8172530134.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2043132532 + ... + 2043132535.

It is an arithmetic number, because the mean of its divisors is an integer number (3064698801).

Almost surely, 2^8172530134 is an apocalyptic number.

8172530134 is a deficient number, since it is larger than the sum of its proper divisors (4086265070).

8172530134 is a wasteful number, since it uses less digits than its factorization.

8172530134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4086265069.

The product of its (nonzero) digits is 20160, while the sum is 34.

The square root of 8172530134 is about 90402.0471781475. The cubic root of 8172530134 is about 2014.2753755657.

The spelling of 8172530134 in words is "eight billion, one hundred seventy-two million, five hundred thirty thousand, one hundred thirty-four".