2136530026 has 4 divisors (see below), whose sum is σ = 3204795042. Its totient is φ = 1068265012.

The previous prime is 2136529981. The next prime is 2136530027. The reversal of 2136530026 is 6200356312.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 2077992225 + 58537801 = 45585^2 + 7651^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2136529976 and 2136530003.

It is not an unprimeable number, because it can be changed into a prime (2136530027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 534132505 + ... + 534132508.

Almost surely, 2^2136530026 is an apocalyptic number.

2136530026 is a deficient number, since it is larger than the sum of its proper divisors (1068265016).

2136530026 is a wasteful number, since it uses less digits than its factorization.

2136530026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1068265015.

The product of its (nonzero) digits is 6480, while the sum is 28.

The square root of 2136530026 is about 46222.6137945487. The cubic root of 2136530026 is about 1287.9618529171.

Adding to 2136530026 its reverse (6200356312), we get a palindrome (8336886338).

The spelling of 2136530026 in words is "two billion, one hundred thirty-six million, five hundred thirty thousand, twenty-six".