20136037 has 2 divisors, whose sum is σ = 20136038. Its totient is φ = 20136036.

The previous prime is 20136031. The next prime is 20136047. The reversal of 20136037 is 73063102.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 18369796 + 1766241 = 4286^2 + 1329^2 .

It is a cyclic number.

It is not a de Polignac number, because 20136037 - 2⁷ = 20135909 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20135999 and 20136017.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20136031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10068018 + 10068019.

It is an arithmetic number, because the mean of its divisors is an integer number (10068019).

Almost surely, 2^20136037 is an apocalyptic number.

It is an amenable number.

20136037 is a deficient number, since it is larger than the sum of its proper divisors (1).

20136037 is an equidigital number, since it uses as much as digits as its factorization.

20136037 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 756, while the sum is 22.

The square root of 20136037 is about 4487.3195785457. The cubic root of 20136037 is about 272.0558069243.

Adding to 20136037 its reverse (73063102), we get a palindrome (93199139).

The spelling of 20136037 in words is "twenty million, one hundred thirty-six thousand, thirty-seven".