12611574052001 has 2 divisors, whose sum is σ = 12611574052002. Its totient is φ = 12611574052000.

The previous prime is 12611574051983. The next prime is 12611574052037. The reversal of 12611574052001 is 10025047511621.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12459629232400 + 151944819601 = 3529820^2 + 389801^2 .

It is a cyclic number.

It is not a de Polignac number, because 12611574052001 - 2¹⁴ = 12611574035617 is a prime.

It is not a weakly prime, because it can be changed into another prime (12611574052801) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6305787026000 + 6305787026001.

It is an arithmetic number, because the mean of its divisors is an integer number (6305787026001).

Almost surely, 2^{12611574052001} is an apocalyptic number.

It is an amenable number.

12611574052001 is a deficient number, since it is larger than the sum of its proper divisors (1).

12611574052001 is an equidigital number, since it uses as much as digits as its factorization.

12611574052001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16800, while the sum is 35.

The spelling of 12611574052001 in words is "twelve trillion, six hundred eleven billion, five hundred seventy-four million, fifty-two thousand, one".