102045589 has 2 divisors, whose sum is σ = 102045590. Its totient is φ = 102045588.

The previous prime is 102045557. The next prime is 102045613. The reversal of 102045589 is 985540201.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 81270225 + 20775364 = 9015^2 + 4558^2 .

It is a cyclic number.

It is not a de Polignac number, because 102045589 - 2⁵ = 102045557 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102045529) 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, 51022794 + 51022795.

It is an arithmetic number, because the mean of its divisors is an integer number (51022795).

Almost surely, 2^102045589 is an apocalyptic number.

It is an amenable number.

102045589 is a deficient number, since it is larger than the sum of its proper divisors (1).

102045589 is an equidigital number, since it uses as much as digits as its factorization.

102045589 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14400, while the sum is 34.

The square root of 102045589 is about 10101.7616780441. The cubic root of 102045589 is about 467.3024725309.

The spelling of 102045589 in words is "one hundred two million, forty-five thousand, five hundred eighty-nine".