5172167051 has 4 divisors (see below), whose sum is σ = 5237637600. Its totient is φ = 5106696504.

The previous prime is 5172166999. The next prime is 5172167111. The reversal of 5172167051 is 1507612715.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5172167051 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5172161051) 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, 32735156 + ... + 32735313.

It is an arithmetic number, because the mean of its divisors is an integer number (1309409400).

Almost surely, 2^5172167051 is an apocalyptic number.

5172167051 is a deficient number, since it is larger than the sum of its proper divisors (65470549).

5172167051 is an equidigital number, since it uses as much as digits as its factorization.

5172167051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65470548.

The product of its (nonzero) digits is 14700, while the sum is 35.

The square root of 5172167051 is about 71917.7797974882. The cubic root of 5172167051 is about 1729.3816551213.

Adding to 5172167051 its reverse (1507612715), we get a palindrome (6679779766).

The spelling of 5172167051 in words is "five billion, one hundred seventy-two million, one hundred sixty-seven thousand, fifty-one".