2141458169 has 2 divisors, whose sum is σ = 2141458170. Its totient is φ = 2141458168.

The previous prime is 2141458127. The next prime is 2141458181. The reversal of 2141458169 is 9618541412.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1155184144 + 986274025 = 33988^2 + 31405^2 .

It is a cyclic number.

It is not a de Polignac number, because 2141458169 - 2²⁴ = 2124680953 is a prime.

It is a super-2 number, since 2×2141458169² = 9171686179153665122, which contains 22 as substring.

It is an alternating number because its digits alternate between even and odd.

It is not a weakly prime, because it can be changed into another prime (2141458199) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1070729084 + 1070729085.

It is an arithmetic number, because the mean of its divisors is an integer number (1070729085).

Almost surely, 2^2141458169 is an apocalyptic number.

It is an amenable number.

2141458169 is a deficient number, since it is larger than the sum of its proper divisors (1).

2141458169 is an equidigital number, since it uses as much as digits as its factorization.

2141458169 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 69120, while the sum is 41.

The square root of 2141458169 is about 46275.8918768726. The cubic root of 2141458169 is about 1288.9513680245.

The spelling of 2141458169 in words is "two billion, one hundred forty-one million, four hundred fifty-eight thousand, one hundred sixty-nine".