634287162043 has 2 divisors, whose sum is σ = 634287162044. Its totient is φ = 634287162042.

The previous prime is 634287161969. The next prime is 634287162049. The reversal of 634287162043 is 340261782436.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-634287162043 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 634287161984 and 634287162002.

It is not a weakly prime, because it can be changed into another prime (634287162049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 317143581021 + 317143581022.

It is an arithmetic number, because the mean of its divisors is an integer number (317143581022).

Almost surely, 2^634287162043 is an apocalyptic number.

634287162043 is a deficient number, since it is larger than the sum of its proper divisors (1).

634287162043 is an equidigital number, since it uses as much as digits as its factorization.

634287162043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1161216, while the sum is 46.

The spelling of 634287162043 in words is "six hundred thirty-four billion, two hundred eighty-seven million, one hundred sixty-two thousand, forty-three".