126383355503 has 2 divisors, whose sum is σ = 126383355504. Its totient is φ = 126383355502.

The previous prime is 126383355487. The next prime is 126383355533. The reversal of 126383355503 is 305553383621.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 126383355503 - 2⁴ = 126383355487 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (126383355533) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63191677751 + 63191677752.

It is an arithmetic number, because the mean of its divisors is an integer number (63191677752).

Almost surely, 2^126383355503 is an apocalyptic number.

126383355503 is a deficient number, since it is larger than the sum of its proper divisors (1).

126383355503 is an equidigital number, since it uses as much as digits as its factorization.

126383355503 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 972000, while the sum is 44.

The spelling of 126383355503 in words is "one hundred twenty-six billion, three hundred eighty-three million, three hundred fifty-five thousand, five hundred three".