102541099 has 2 divisors, whose sum is σ = 102541100. Its totient is φ = 102541098.

The previous prime is 102541091. The next prime is 102541133. The reversal of 102541099 is 990145201.

It is a weak prime.

It is an emirp because it is prime and its reverse (990145201) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 102541099 - 2³ = 102541091 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 102541099.

It is not a weakly prime, because it can be changed into another prime (102541091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51270549 + 51270550.

It is an arithmetic number, because the mean of its divisors is an integer number (51270550).

Almost surely, 2^102541099 is an apocalyptic number.

102541099 is a deficient number, since it is larger than the sum of its proper divisors (1).

102541099 is an equidigital number, since it uses as much as digits as its factorization.

102541099 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3240, while the sum is 31.

The square root of 102541099 is about 10126.2578971701. The cubic root of 102541099 is about 468.0576228145.

It can be divided in two parts, 1025 and 41099, that added together give a palindrome (42124).

The spelling of 102541099 in words is "one hundred two million, five hundred forty-one thousand, ninety-nine".