102136056 has 64 divisors (see below), whose sum is σ = 282528000. Its totient is φ = 30508800.

The previous prime is 102136037. The next prime is 102136079. The reversal of 102136056 is 650631201.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16020 + ... + 21468.

It is an arithmetic number, because the mean of its divisors is an integer number (4414500).

Almost surely, 2^102136056 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 102136056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (141264000).

102136056 is an abundant number, since it is smaller than the sum of its proper divisors (180391944).

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

102136056 is a wasteful number, since it uses less digits than its factorization.

102136056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5540 (or 5536 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 24.

The square root of 102136056 is about 10106.2384693812. The cubic root of 102136056 is about 467.4405250962.

Adding to 102136056 its reverse (650631201), we get a palindrome (752767257).

The spelling of 102136056 in words is "one hundred two million, one hundred thirty-six thousand, fifty-six".