102300193 has 2 divisors, whose sum is σ = 102300194. Its totient is φ = 102300192.

The previous prime is 102300179. The next prime is 102300221. The reversal of 102300193 is 391003201.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 79709184 + 22591009 = 8928^2 + 4753^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-102300193 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 102300193.

It is not a weakly prime, because it can be changed into another prime (102300103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51150096 + 51150097.

It is an arithmetic number, because the mean of its divisors is an integer number (51150097).

Almost surely, 2^102300193 is an apocalyptic number.

It is an amenable number.

102300193 is a deficient number, since it is larger than the sum of its proper divisors (1).

102300193 is an equidigital number, since it uses as much as digits as its factorization.

102300193 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 162, while the sum is 19.

The square root of 102300193 is about 10114.3557876911. The cubic root of 102300193 is about 467.6907900382.

Adding to 102300193 its reverse (391003201), we get a palindrome (493303394).

The spelling of 102300193 in words is "one hundred two million, three hundred thousand, one hundred ninety-three".