1206517607459 has 2 divisors, whose sum is σ = 1206517607460. Its totient is φ = 1206517607458.

The previous prime is 1206517607423. The next prime is 1206517607501. The reversal of 1206517607459 is 9547067156021.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1206517607459 - 2¹² = 1206517603363 is a prime.

It is a super-2 number, since 2×1206517607459² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1206517607459.

It is not a weakly prime, because it can be changed into another prime (1206417607459) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 603258803729 + 603258803730.

It is an arithmetic number, because the mean of its divisors is an integer number (603258803730).

Almost surely, 2^{1206517607459} is an apocalyptic number.

1206517607459 is a deficient number, since it is larger than the sum of its proper divisors (1).

1206517607459 is an equidigital number, since it uses as much as digits as its factorization.

1206517607459 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3175200, while the sum is 53.

The spelling of 1206517607459 in words is "one trillion, two hundred six billion, five hundred seventeen million, six hundred seven thousand, four hundred fifty-nine".