634948343 has 2 divisors, whose sum is σ = 634948344. Its totient is φ = 634948342.

The previous prime is 634948337. The next prime is 634948361. The reversal of 634948343 is 343849436.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 634948343 - 2¹⁴ = 634931959 is a prime.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 634948294 and 634948303.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (634948313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 317474171 + 317474172.

It is an arithmetic number, because the mean of its divisors is an integer number (317474172).

Almost surely, 2^634948343 is an apocalyptic number.

634948343 is a deficient number, since it is larger than the sum of its proper divisors (1).

634948343 is an equidigital number, since it uses as much as digits as its factorization.

634948343 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 746496, while the sum is 44.

The square root of 634948343 is about 25198.1813431049. The cubic root of 634948343 is about 859.5004954941.

The spelling of 634948343 in words is "six hundred thirty-four million, nine hundred forty-eight thousand, three hundred forty-three".