42743691203 has 2 divisors, whose sum is σ = 42743691204. Its totient is φ = 42743691202.

The previous prime is 42743691187. The next prime is 42743691217. The reversal of 42743691203 is 30219634724.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 42743691203 - 2⁴ = 42743691187 is a prime.

It is not a weakly prime, because it can be changed into another prime (42743691293) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21371845601 + 21371845602.

It is an arithmetic number, because the mean of its divisors is an integer number (21371845602).

Almost surely, 2^42743691203 is an apocalyptic number.

42743691203 is a deficient number, since it is larger than the sum of its proper divisors (1).

42743691203 is an equidigital number, since it uses as much as digits as its factorization.

42743691203 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 217728, while the sum is 41.

The spelling of 42743691203 in words is "forty-two billion, seven hundred forty-three million, six hundred ninety-one thousand, two hundred three".