102603889 has 2 divisors, whose sum is σ = 102603890. Its totient is φ = 102603888.

The previous prime is 102603877. The next prime is 102603899. The reversal of 102603889 is 988306201.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 89586225 + 13017664 = 9465^2 + 3608^2 .

It is a cyclic number.

It is not a de Polignac number, because 102603889 - 2⁹ = 102603377 is a prime.

It is not a weakly prime, because it can be changed into another prime (102603829) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51301944 + 51301945.

It is an arithmetic number, because the mean of its divisors is an integer number (51301945).

Almost surely, 2^102603889 is an apocalyptic number.

It is an amenable number.

102603889 is a deficient number, since it is larger than the sum of its proper divisors (1).

102603889 is an equidigital number, since it uses as much as digits as its factorization.

102603889 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20736, while the sum is 37.

The square root of 102603889 is about 10129.3577782602. The cubic root of 102603889 is about 468.1531400972.

The spelling of 102603889 in words is "one hundred two million, six hundred three thousand, eight hundred eighty-nine".