605561053645001 has 2 divisors, whose sum is σ = 605561053645002. Its totient is φ = 605561053645000.

The previous prime is 605561053644913. The next prime is 605561053645007. The reversal of 605561053645001 is 100546350165506.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 604916533692601 + 644519952400 = 24595051^2 + 802820^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-605561053645001 is a prime.

It is a super-3 number, since 3×605561053645001³ (a number of 45 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (605561053645007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 302780526822500 + 302780526822501.

It is an arithmetic number, because the mean of its divisors is an integer number (302780526822501).

Almost surely, 2^{605561053645001} is an apocalyptic number.

It is an amenable number.

605561053645001 is a deficient number, since it is larger than the sum of its proper divisors (1).

605561053645001 is an equidigital number, since it uses as much as digits as its factorization.

605561053645001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1620000, while the sum is 47.

The spelling of 605561053645001 in words is "six hundred five trillion, five hundred sixty-one billion, fifty-three million, six hundred forty-five thousand, one".