2149350171 has 8 divisors (see below), whose sum is σ = 3034376784. Its totient is φ = 1348611840.

The previous prime is 2149350163. The next prime is 2149350211. The reversal of 2149350171 is 1710539412.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2149350171 - 2³ = 2149350163 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2149350871) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21072010 + ... + 21072111.

It is an arithmetic number, because the mean of its divisors is an integer number (379297098).

Almost surely, 2^2149350171 is an apocalyptic number.

2149350171 is a deficient number, since it is larger than the sum of its proper divisors (885026613).

2149350171 is a wasteful number, since it uses less digits than its factorization.

2149350171 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42144141.

The product of its (nonzero) digits is 7560, while the sum is 33.

The square root of 2149350171 is about 46361.0846615995. The cubic root of 2149350171 is about 1290.5328349869.

Adding to 2149350171 its reverse (1710539412), we get a palindrome (3859889583).

The spelling of 2149350171 in words is "two billion, one hundred forty-nine million, three hundred fifty thousand, one hundred seventy-one".