102163388 has 6 divisors (see below), whose sum is σ = 178785936. Its totient is φ = 51081692.

The previous prime is 102163357. The next prime is 102163423. The reversal of 102163388 is 883361201.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12770420 + ... + 12770427.

It is an arithmetic number, because the mean of its divisors is an integer number (29797656).

Almost surely, 2^102163388 is an apocalyptic number.

It is an amenable number.

102163388 is a deficient number, since it is larger than the sum of its proper divisors (76622548).

102163388 is a wasteful number, since it uses less digits than its factorization.

102163388 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25540851 (or 25540849 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 32.

The square root of 102163388 is about 10107.5906129997. The cubic root of 102163388 is about 467.4822176694.

The spelling of 102163388 in words is "one hundred two million, one hundred sixty-three thousand, three hundred eighty-eight".