2113454171 has 32 divisors (see below), whose sum is σ = 2328066048. Its totient is φ = 1913829120.

The previous prime is 2113454143. The next prime is 2113454177. The reversal of 2113454171 is 1714543112.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2113454171 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2113454177) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3600140 + ... + 3600726.

It is an arithmetic number, because the mean of its divisors is an integer number (72752064).

Almost surely, 2^2113454171 is an apocalyptic number.

2113454171 is a deficient number, since it is larger than the sum of its proper divisors (214611877).

2113454171 is a wasteful number, since it uses less digits than its factorization.

2113454171 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 771.

The product of its digits is 3360, while the sum is 29.

The square root of 2113454171 is about 45972.3196173524. The cubic root of 2113454171 is about 1283.3081280408.

Adding to 2113454171 its reverse (1714543112), we get a palindrome (3827997283).

The spelling of 2113454171 in words is "two billion, one hundred thirteen million, four hundred fifty-four thousand, one hundred seventy-one".