1170520151171 has 4 divisors (see below), whose sum is σ = 1337737315632. Its totient is φ = 1003302986712.

The previous prime is 1170520151167. The next prime is 1170520151183. The reversal of 1170520151171 is 1711510250711.

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 1170520151171 - 2² = 1170520151167 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1170520151161) 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, 83608582220 + ... + 83608582233.

It is an arithmetic number, because the mean of its divisors is an integer number (334434328908).

Almost surely, 2^{1170520151171} is an apocalyptic number.

1170520151171 is a deficient number, since it is larger than the sum of its proper divisors (167217164461).

1170520151171 is an equidigital number, since it uses as much as digits as its factorization.

1170520151171 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 167217164460.

The product of its (nonzero) digits is 2450, while the sum is 32.

The spelling of 1170520151171 in words is "one trillion, one hundred seventy billion, five hundred twenty million, one hundred fifty-one thousand, one hundred seventy-one".