102103776 has 72 divisors (see below), whose sum is σ = 297473904. Its totient is φ = 33200640.

The previous prime is 102103769. The next prime is 102103843. The reversal of 102103776 is 677301201.

It is a tau number, because it is divible by the number of its divisors (72).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7485 + ... + 16131.

It is an arithmetic number, because the mean of its divisors is an integer number (4131582).

Almost surely, 2^102103776 is an apocalyptic number.

102103776 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 102103776, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (148736952).

102103776 is an abundant number, since it is smaller than the sum of its proper divisors (195370128).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

102103776 is a wasteful number, since it uses less digits than its factorization.

102103776 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8704 (or 8693 counting only the distinct ones).

The product of its (nonzero) digits is 1764, while the sum is 27.

The square root of 102103776 is about 10104.6413098140. The cubic root of 102103776 is about 467.3912752014.

Adding to 102103776 its reverse (677301201), we get a palindrome (779404977).

The spelling of 102103776 in words is "one hundred two million, one hundred three thousand, seven hundred seventy-six".