32120663 has 2 divisors, whose sum is σ = 32120664. Its totient is φ = 32120662.

The previous prime is 32120623. The next prime is 32120707. The reversal of 32120663 is 36602123.

It is a weak prime.

It is an emirp because it is prime and its reverse (36602123) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-32120663 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (32120623) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16060331 + 16060332.

It is an arithmetic number, because the mean of its divisors is an integer number (16060332).

Almost surely, 2^32120663 is an apocalyptic number.

32120663 is a deficient number, since it is larger than the sum of its proper divisors (1).

32120663 is an equidigital number, since it uses as much as digits as its factorization.

32120663 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296, while the sum is 23.

The square root of 32120663 is about 5667.5094177249. The cubic root of 32120663 is about 317.8787527429.

Adding to 32120663 its reverse (36602123), we get a palindrome (68722786).

The spelling of 32120663 in words is "thirty-two million, one hundred twenty thousand, six hundred sixty-three".