2458161943 has 2 divisors, whose sum is σ = 2458161944. Its totient is φ = 2458161942.

The previous prime is 2458161941. The next prime is 2458161949. The reversal of 2458161943 is 3491618542.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2458161943 - 2¹ = 2458161941 is a prime.

Together with 2458161941, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 2458161943.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2458161941) 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, 1229080971 + 1229080972.

It is an arithmetic number, because the mean of its divisors is an integer number (1229080972).

Almost surely, 2^2458161943 is an apocalyptic number.

2458161943 is a deficient number, since it is larger than the sum of its proper divisors (1).

2458161943 is an equidigital number, since it uses as much as digits as its factorization.

2458161943 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 207360, while the sum is 43.

The square root of 2458161943 is about 49579.8542051104. The cubic root of 2458161943 is about 1349.5951127819.

The spelling of 2458161943 in words is "two billion, four hundred fifty-eight million, one hundred sixty-one thousand, nine hundred forty-three".