463918943 has 2 divisors, whose sum is σ = 463918944. Its totient is φ = 463918942.

The previous prime is 463918927. The next prime is 463918951. The reversal of 463918943 is 349819364.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 463918943 - 2⁴ = 463918927 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (463918243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 231959471 + 231959472.

It is an arithmetic number, because the mean of its divisors is an integer number (231959472).

Almost surely, 2^463918943 is an apocalyptic number.

463918943 is a deficient number, since it is larger than the sum of its proper divisors (1).

463918943 is an equidigital number, since it uses as much as digits as its factorization.

463918943 is an evil number, because the sum of its binary digits is even.

The product of its digits is 559872, while the sum is 47.

The square root of 463918943 is about 21538.7776579824. Note that the first 3 decimals coincide. The cubic root of 463918943 is about 774.1302448037.

The spelling of 463918943 in words is "four hundred sixty-three million, nine hundred eighteen thousand, nine hundred forty-three".