1201807572613 has 2 divisors, whose sum is σ = 1201807572614. Its totient is φ = 1201807572612.

The previous prime is 1201807572593. The next prime is 1201807572617. The reversal of 1201807572613 is 3162757081021.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1198164484449 + 3643088164 = 1094607^2 + 60358^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1201807572613 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1201807572613.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1201807572617) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 600903786306 + 600903786307.

It is an arithmetic number, because the mean of its divisors is an integer number (600903786307).

Almost surely, 2^{1201807572613} is an apocalyptic number.

It is an amenable number.

1201807572613 is a deficient number, since it is larger than the sum of its proper divisors (1).

1201807572613 is an equidigital number, since it uses as much as digits as its factorization.

1201807572613 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 141120, while the sum is 43.

The spelling of 1201807572613 in words is "one trillion, two hundred one billion, eight hundred seven million, five hundred seventy-two thousand, six hundred thirteen".