2174167049 has 2 divisors, whose sum is σ = 2174167050. Its totient is φ = 2174167048.

The previous prime is 2174167019. The next prime is 2174167067. The reversal of 2174167049 is 9407614712.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1167247225 + 1006919824 = 34165^2 + 31732^2 .

It is a cyclic number.

It is not a de Polignac number, because 2174167049 - 2²⁴ = 2157389833 is a prime.

It is a super-4 number, since 4×2174167049⁴ (a number of 38 digits) contains 4444 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 2174166997 and 2174167015.

It is not a weakly prime, because it can be changed into another prime (2174167019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1087083524 + 1087083525.

It is an arithmetic number, because the mean of its divisors is an integer number (1087083525).

Almost surely, 2^2174167049 is an apocalyptic number.

It is an amenable number.

2174167049 is a deficient number, since it is larger than the sum of its proper divisors (1).

2174167049 is an equidigital number, since it uses as much as digits as its factorization.

2174167049 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 84672, while the sum is 41.

The square root of 2174167049 is about 46627.9642382122. The cubic root of 2174167049 is about 1295.4807672160.

The spelling of 2174167049 in words is "two billion, one hundred seventy-four million, one hundred sixty-seven thousand, forty-nine".