102661063 has 2 divisors, whose sum is σ = 102661064. Its totient is φ = 102661062.

The previous prime is 102661001. The next prime is 102661067. The reversal of 102661063 is 360166201.

It is a strong prime.

It is an emirp because it is prime and its reverse (360166201) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 102661063 - 2¹⁷ = 102529991 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102661067) 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, 51330531 + 51330532.

It is an arithmetic number, because the mean of its divisors is an integer number (51330532).

Almost surely, 2^102661063 is an apocalyptic number.

102661063 is a deficient number, since it is larger than the sum of its proper divisors (1).

102661063 is an equidigital number, since it uses as much as digits as its factorization.

102661063 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1296, while the sum is 25.

The square root of 102661063 is about 10132.1795779585. The cubic root of 102661063 is about 468.2400803285.

The spelling of 102661063 in words is "one hundred two million, six hundred sixty-one thousand, sixty-three".