12623601017 has 2 divisors, whose sum is σ = 12623601018. Its totient is φ = 12623601016.

The previous prime is 12623601013. The next prime is 12623601091. The reversal of 12623601017 is 71010632621.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12582333241 + 41267776 = 112171^2 + 6424^2 .

It is a cyclic number.

It is not a de Polignac number, because 12623601017 - 2² = 12623601013 is a prime.

It is not a weakly prime, because it can be changed into another prime (12623601013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6311800508 + 6311800509.

It is an arithmetic number, because the mean of its divisors is an integer number (6311800509).

Almost surely, 2^12623601017 is an apocalyptic number.

It is an amenable number.

12623601017 is a deficient number, since it is larger than the sum of its proper divisors (1).

12623601017 is an equidigital number, since it uses as much as digits as its factorization.

12623601017 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3024, while the sum is 29.

The spelling of 12623601017 in words is "twelve billion, six hundred twenty-three million, six hundred one thousand, seventeen".