136102252 has 72 divisors (see below), whose sum is σ = 286122368. Its totient is φ = 56263680.

The previous prime is 136102223. The next prime is 136102261. The reversal of 136102252 is 252201631.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 610213 + ... + 610435.

Almost surely, 2^136102252 is an apocalyptic number.

It is an amenable number.

136102252 is an abundant number, since it is smaller than the sum of its proper divisors (150020116).

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

136102252 is a wasteful number, since it uses less digits than its factorization.

136102252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 359 (or 346 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 136102252 is about 11666.2869842980. The cubic root of 136102252 is about 514.3851675535.

Adding to 136102252 its reverse (252201631), we get a palindrome (388303883).

The spelling of 136102252 in words is "one hundred thirty-six million, one hundred two thousand, two hundred fifty-two".