463948913 has 2 divisors, whose sum is σ = 463948914. Its totient is φ = 463948912.

The previous prime is 463948817. The next prime is 463948997. The reversal of 463948913 is 319849364.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 462121009 + 1827904 = 21497^2 + 1352^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-463948913 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (463948013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 231974456 + 231974457.

It is an arithmetic number, because the mean of its divisors is an integer number (231974457).

Almost surely, 2^463948913 is an apocalyptic number.

It is an amenable number.

463948913 is a deficient number, since it is larger than the sum of its proper divisors (1).

463948913 is an equidigital number, since it uses as much as digits as its factorization.

463948913 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 463948913 is about 21539.4733686783. The cubic root of 463948913 is about 774.1469145145.

The spelling of 463948913 in words is "four hundred sixty-three million, nine hundred forty-eight thousand, nine hundred thirteen".