102743855611757 has 2 divisors, whose sum is σ = 102743855611758. Its totient is φ = 102743855611756.

The previous prime is 102743855611703. The next prime is 102743855611799. The reversal of 102743855611757 is 757116558347201.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 75739058546761 + 27004797064996 = 8702819^2 + 5196614^2 .

It is a cyclic number.

It is not a de Polignac number, because 102743855611757 - 2¹⁴ = 102743855595373 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 102743855611757.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102743855631757) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51371927805878 + 51371927805879.

It is an arithmetic number, because the mean of its divisors is an integer number (51371927805879).

Almost surely, 2^{102743855611757} is an apocalyptic number.

It is an amenable number.

102743855611757 is a deficient number, since it is larger than the sum of its proper divisors (1).

102743855611757 is an equidigital number, since it uses as much as digits as its factorization.

102743855611757 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 49392000, while the sum is 62.

The spelling of 102743855611757 in words is "one hundred two trillion, seven hundred forty-three billion, eight hundred fifty-five million, six hundred eleven thousand, seven hundred fifty-seven".