102143766553 has 2 divisors, whose sum is σ = 102143766554. Its totient is φ = 102143766552.

The previous prime is 102143766463. The next prime is 102143766559. The reversal of 102143766553 is 355667341201.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 100319793289 + 1823973264 = 316733^2 + 42708^2 .

It is a cyclic number.

It is not a de Polignac number, because 102143766553 - 2¹³ = 102143758361 is a prime.

It is not a weakly prime, because it can be changed into another prime (102143766559) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51071883276 + 51071883277.

It is an arithmetic number, because the mean of its divisors is an integer number (51071883277).

Almost surely, 2^102143766553 is an apocalyptic number.

It is an amenable number.

102143766553 is a deficient number, since it is larger than the sum of its proper divisors (1).

102143766553 is an equidigital number, since it uses as much as digits as its factorization.

102143766553 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 453600, while the sum is 43.

The spelling of 102143766553 in words is "one hundred two billion, one hundred forty-three million, seven hundred sixty-six thousand, five hundred fifty-three".