2906161943 has 2 divisors, whose sum is σ = 2906161944. Its totient is φ = 2906161942.

The previous prime is 2906161897. The next prime is 2906162029. The reversal of 2906161943 is 3491616092.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2906161943 - 2²⁶ = 2839053079 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2906161943.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2906161043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1453080971 + 1453080972.

It is an arithmetic number, because the mean of its divisors is an integer number (1453080972).

Almost surely, 2^2906161943 is an apocalyptic number.

2906161943 is a deficient number, since it is larger than the sum of its proper divisors (1).

2906161943 is an equidigital number, since it uses as much as digits as its factorization.

2906161943 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 69984, while the sum is 41.

The square root of 2906161943 is about 53908.8299168142. The cubic root of 2906161943 is about 1427.0524552140.

The spelling of 2906161943 in words is "two billion, nine hundred six million, one hundred sixty-one thousand, nine hundred forty-three".