102136084 has 12 divisors (see below), whose sum is σ = 183097908. Its totient is φ = 49822400.

The previous prime is 102136079. The next prime is 102136091. The reversal of 102136084 is 480631201.

It can be written as a sum of positive squares in 2 ways, for example, as 20052484 + 82083600 = 4478^2 + 9060^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 311227 + ... + 311554.

It is an arithmetic number, because the mean of its divisors is an integer number (15258159).

Almost surely, 2^102136084 is an apocalyptic number.

It is an amenable number.

102136084 is a deficient number, since it is larger than the sum of its proper divisors (80961824).

102136084 is a wasteful number, since it uses less digits than its factorization.

102136084 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 622826 (or 622824 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 25.

The square root of 102136084 is about 10106.2398546640. The cubic root of 102136084 is about 467.4405678116.

Adding to 102136084 its reverse (480631201), we get a palindrome (582767285).

The spelling of 102136084 in words is "one hundred two million, one hundred thirty-six thousand, eighty-four".