102546089 has 2 divisors, whose sum is σ = 102546090. Its totient is φ = 102546088.

The previous prime is 102546077. The next prime is 102546127. The reversal of 102546089 is 980645201.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 99840064 + 2706025 = 9992^2 + 1645^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-102546089 is a prime.

It is not a weakly prime, because it can be changed into another prime (102546019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51273044 + 51273045.

It is an arithmetic number, because the mean of its divisors is an integer number (51273045).

Almost surely, 2^102546089 is an apocalyptic number.

It is an amenable number.

102546089 is a deficient number, since it is larger than the sum of its proper divisors (1).

102546089 is an equidigital number, since it uses as much as digits as its factorization.

102546089 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 17280, while the sum is 35.

The square root of 102546089 is about 10126.5042833151. The cubic root of 102546089 is about 468.0652151187.

The spelling of 102546089 in words is "one hundred two million, five hundred forty-six thousand, eighty-nine".