102005602 has 16 divisors (see below), whose sum is σ = 156530880. Its totient is φ = 49836592.

The previous prime is 102005597. The next prime is 102005611. The reversal of 102005602 is 206500201.

It is a happy number.

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 26049 + ... + 29707.

It is an arithmetic number, because the mean of its divisors is an integer number (9783180).

Almost surely, 2^102005602 is an apocalyptic number.

102005602 is a deficient number, since it is larger than the sum of its proper divisors (54525278).

102005602 is a wasteful number, since it uses less digits than its factorization.

102005602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3977.

The product of its (nonzero) digits is 120, while the sum is 16.

The square root of 102005602 is about 10099.7822748810. The cubic root of 102005602 is about 467.2414263997.

Adding to 102005602 its reverse (206500201), we get a palindrome (308505803).

The spelling of 102005602 in words is "one hundred two million, five thousand, six hundred two".