126003470513 has 2 divisors, whose sum is σ = 126003470514. Its totient is φ = 126003470512.

The previous prime is 126003470479. The next prime is 126003470543. The reversal of 126003470513 is 315074300621.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 125704284304 + 299186209 = 354548^2 + 17297^2 .

It is an emirp because it is prime and its reverse (315074300621) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 126003470513 - 2¹⁰ = 126003469489 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 126003470513.

It is not a weakly prime, because it can be changed into another prime (126003470543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63001735256 + 63001735257.

It is an arithmetic number, because the mean of its divisors is an integer number (63001735257).

Almost surely, 2^126003470513 is an apocalyptic number.

It is an amenable number.

126003470513 is a deficient number, since it is larger than the sum of its proper divisors (1).

126003470513 is an equidigital number, since it uses as much as digits as its factorization.

126003470513 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15120, while the sum is 32.

The spelling of 126003470513 in words is "one hundred twenty-six billion, three million, four hundred seventy thousand, five hundred thirteen".