36542321 has 2 divisors, whose sum is σ = 36542322. Its totient is φ = 36542320.

The previous prime is 36542293. The next prime is 36542323. The reversal of 36542321 is 12324563.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 34105600 + 2436721 = 5840^2 + 1561^2 .

It is a cyclic number.

It is not a de Polignac number, because 36542321 - 2⁶ = 36542257 is a prime.

Together with 36542323, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (36542323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18271160 + 18271161.

It is an arithmetic number, because the mean of its divisors is an integer number (18271161).

Almost surely, 2^36542321 is an apocalyptic number.

It is an amenable number.

36542321 is a deficient number, since it is larger than the sum of its proper divisors (1).

36542321 is an equidigital number, since it uses as much as digits as its factorization.

36542321 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4320, while the sum is 26.

The square root of 36542321 is about 6045.0244829943. The cubic root of 36542321 is about 331.8425276575.

Adding to 36542321 its reverse (12324563), we get a palindrome (48866884).

It can be divided in two parts, 36542 and 321, that added together give a palindrome (36863).

The spelling of 36542321 in words is "thirty-six million, five hundred forty-two thousand, three hundred twenty-one".