1160072171 has 4 divisors (see below), whose sum is σ = 1160233200. Its totient is φ = 1159911144.

The previous prime is 1160072117. The next prime is 1160072201. The reversal of 1160072171 is 1712700611.

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

It is a cyclic number.

It is not a de Polignac number, because 1160072171 - 2¹⁰ = 1160071147 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1160072171.

It is not an unprimeable number, because it can be changed into a prime (1160072071) 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, 69176 + ... + 84293.

It is an arithmetic number, because the mean of its divisors is an integer number (290058300).

Almost surely, 2^1160072171 is an apocalyptic number.

1160072171 is a deficient number, since it is larger than the sum of its proper divisors (161029).

1160072171 is an equidigital number, since it uses as much as digits as its factorization.

1160072171 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 161028.

The product of its (nonzero) digits is 588, while the sum is 26.

The square root of 1160072171 is about 34059.8322221352. The cubic root of 1160072171 is about 1050.7393646611.

Adding to 1160072171 its reverse (1712700611), we get a palindrome (2872772782).

The spelling of 1160072171 in words is "one billion, one hundred sixty million, seventy-two thousand, one hundred seventy-one".