2194246931 has 2 divisors, whose sum is σ = 2194246932. Its totient is φ = 2194246930.

The previous prime is 2194246909. The next prime is 2194246949. The reversal of 2194246931 is 1396424912.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2194246931 - 2¹⁴ = 2194230547 is a prime.

It is a super-2 number, since 2×2194246931² = 9629439188405837522, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2194246961) 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, 1097123465 + 1097123466.

It is an arithmetic number, because the mean of its divisors is an integer number (1097123466).

Almost surely, 2^2194246931 is an apocalyptic number.

2194246931 is a deficient number, since it is larger than the sum of its proper divisors (1).

2194246931 is an equidigital number, since it uses as much as digits as its factorization.

2194246931 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 93312, while the sum is 41.

The square root of 2194246931 is about 46842.7895305137. The cubic root of 2194246931 is about 1299.4567613882.

The spelling of 2194246931 in words is "two billion, one hundred ninety-four million, two hundred forty-six thousand, nine hundred thirty-one".