818036537 has 2 divisors, whose sum is σ = 818036538. Its totient is φ = 818036536.

The previous prime is 818036519. The next prime is 818036539. The reversal of 818036537 is 735630818.

818036537 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 790115881 + 27920656 = 28109^2 + 5284^2 .

It is a cyclic number.

It is not a de Polignac number, because 818036537 - 2²⁰ = 816987961 is a prime.

Together with 818036539, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 818036494 and 818036503.

It is not a weakly prime, because it can be changed into another prime (818036539) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 409018268 + 409018269.

It is an arithmetic number, because the mean of its divisors is an integer number (409018269).

Almost surely, 2^818036537 is an apocalyptic number.

It is an amenable number.

818036537 is a deficient number, since it is larger than the sum of its proper divisors (1).

818036537 is an equidigital number, since it uses as much as digits as its factorization.

818036537 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 120960, while the sum is 41.

The square root of 818036537 is about 28601.3380281413. The cubic root of 818036537 is about 935.2424993699.

The spelling of 818036537 in words is "eight hundred eighteen million, thirty-six thousand, five hundred thirty-seven".