1914312233 has 2 divisors, whose sum is σ = 1914312234. Its totient is φ = 1914312232.

The previous prime is 1914312229. The next prime is 1914312259. The reversal of 1914312233 is 3322134191.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1464363289 + 449948944 = 38267^2 + 21212^2 .

It is a cyclic number.

It is not a de Polignac number, because 1914312233 - 2² = 1914312229 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1914312196 and 1914312205.

It is not a weakly prime, because it can be changed into another prime (1914312733) 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, 957156116 + 957156117.

It is an arithmetic number, because the mean of its divisors is an integer number (957156117).

It is a self-describing number.

Almost surely, 2^1914312233 is an apocalyptic number.

It is an amenable number.

1914312233 is a deficient number, since it is larger than the sum of its proper divisors (1).

1914312233 is an equidigital number, since it uses as much as digits as its factorization.

1914312233 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3888, while the sum is 29.

The square root of 1914312233 is about 43752.8539983394. The cubic root of 1914312233 is about 1241.6644819044.

The spelling of 1914312233 in words is "one billion, nine hundred fourteen million, three hundred twelve thousand, two hundred thirty-three".