914316643 has 2 divisors, whose sum is σ = 914316644. Its totient is φ = 914316642.

The previous prime is 914316551. The next prime is 914316649. The reversal of 914316643 is 346613419.

It is a strong prime.

It is an emirp because it is prime and its reverse (346613419) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-914316643 is a prime.

It is not a weakly prime, because it can be changed into another prime (914316649) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 457158321 + 457158322.

It is an arithmetic number, because the mean of its divisors is an integer number (457158322).

Almost surely, 2^914316643 is an apocalyptic number.

914316643 is a deficient number, since it is larger than the sum of its proper divisors (1).

914316643 is an equidigital number, since it uses as much as digits as its factorization.

914316643 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 914316643 is about 30237.6692719528. The cubic root of 914316643 is about 970.5819454072.

The spelling of 914316643 in words is "nine hundred fourteen million, three hundred sixteen thousand, six hundred forty-three".