102542611 has 2 divisors, whose sum is σ = 102542612. Its totient is φ = 102542610.

The previous prime is 102542597. The next prime is 102542633. The reversal of 102542611 is 116245201.

It is an a-pointer prime, because the next prime (102542633) can be obtained adding 102542611 to its sum of digits (22).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 102542611 - 2²¹ = 100445459 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (102542311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51271305 + 51271306.

It is an arithmetic number, because the mean of its divisors is an integer number (51271306).

Almost surely, 2^102542611 is an apocalyptic number.

102542611 is a deficient number, since it is larger than the sum of its proper divisors (1).

102542611 is an equidigital number, since it uses as much as digits as its factorization.

102542611 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 480, while the sum is 22.

The square root of 102542611 is about 10126.3325542864. The cubic root of 102542611 is about 468.0599233544.

Adding to 102542611 its reverse (116245201), we get a palindrome (218787812).

The spelling of 102542611 in words is "one hundred two million, five hundred forty-two thousand, six hundred eleven".