42703223587 has 2 divisors, whose sum is σ = 42703223588. Its totient is φ = 42703223586.

The previous prime is 42703223561. The next prime is 42703223603. The reversal of 42703223587 is 78532230724.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-42703223587 is a prime.

It is not a weakly prime, because it can be changed into another prime (42703223687) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21351611793 + 21351611794.

It is an arithmetic number, because the mean of its divisors is an integer number (21351611794).

Almost surely, 2^42703223587 is an apocalyptic number.

42703223587 is a deficient number, since it is larger than the sum of its proper divisors (1).

42703223587 is an equidigital number, since it uses as much as digits as its factorization.

42703223587 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 564480, while the sum is 43.

The spelling of 42703223587 in words is "forty-two billion, seven hundred three million, two hundred twenty-three thousand, five hundred eighty-seven".