1916262343 has 2 divisors, whose sum is σ = 1916262344. Its totient is φ = 1916262342.

The previous prime is 1916262323. The next prime is 1916262349. The reversal of 1916262343 is 3432626191.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1916262343 - 2⁵ = 1916262311 is a prime.

It is a super-2 number, since 2×1916262343² = 7344122734399699298, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1916262349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 958131171 + 958131172.

It is an arithmetic number, because the mean of its divisors is an integer number (958131172).

Almost surely, 2^1916262343 is an apocalyptic number.

1916262343 is a deficient number, since it is larger than the sum of its proper divisors (1).

1916262343 is an equidigital number, since it uses as much as digits as its factorization.

1916262343 is an evil number, because the sum of its binary digits is even.

The product of its digits is 46656, while the sum is 37.

The square root of 1916262343 is about 43775.1338433134. The cubic root of 1916262343 is about 1242.0859667115.

The spelling of 1916262343 in words is "one billion, nine hundred sixteen million, two hundred sixty-two thousand, three hundred forty-three".