2149364171 has 2 divisors, whose sum is σ = 2149364172. Its totient is φ = 2149364170.

The previous prime is 2149364149. The next prime is 2149364177. The reversal of 2149364171 is 1714639412.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2149364171 - 2¹⁴ = 2149347787 is a prime.

It is a super-3 number, since 3×2149364171³ (a number of 29 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (2149364177) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1074682085 + 1074682086.

It is an arithmetic number, because the mean of its divisors is an integer number (1074682086).

Almost surely, 2^2149364171 is an apocalyptic number.

2149364171 is a deficient number, since it is larger than the sum of its proper divisors (1).

2149364171 is an equidigital number, since it uses as much as digits as its factorization.

2149364171 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 36288, while the sum is 38.

The square root of 2149364171 is about 46361.2356500557. The cubic root of 2149364171 is about 1290.5356369842.

The spelling of 2149364171 in words is "two billion, one hundred forty-nine million, three hundred sixty-four thousand, one hundred seventy-one".