42303747503 has 2 divisors, whose sum is σ = 42303747504. Its totient is φ = 42303747502.

The previous prime is 42303747481. The next prime is 42303747509. The reversal of 42303747503 is 30574730324.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 42303747503 - 2¹⁶ = 42303681967 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42303747509) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21151873751 + 21151873752.

It is an arithmetic number, because the mean of its divisors is an integer number (21151873752).

Almost surely, 2^42303747503 is an apocalyptic number.

42303747503 is a deficient number, since it is larger than the sum of its proper divisors (1).

42303747503 is an equidigital number, since it uses as much as digits as its factorization.

42303747503 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 211680, while the sum is 38.

The spelling of 42303747503 in words is "forty-two billion, three hundred three million, seven hundred forty-seven thousand, five hundred three".