32138663 has 2 divisors, whose sum is σ = 32138664. Its totient is φ = 32138662.

The previous prime is 32138651. The next prime is 32138677. The reversal of 32138663 is 36683123.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 32138663 - 2¹⁰ = 32137639 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (32138683) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16069331 + 16069332.

It is an arithmetic number, because the mean of its divisors is an integer number (16069332).

Almost surely, 2^32138663 is an apocalyptic number.

32138663 is a deficient number, since it is larger than the sum of its proper divisors (1).

32138663 is an equidigital number, since it uses as much as digits as its factorization.

32138663 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 15552, while the sum is 32.

The square root of 32138663 is about 5669.0971944393. The cubic root of 32138663 is about 317.9381200218.

The spelling of 32138663 in words is "thirty-two million, one hundred thirty-eight thousand, six hundred sixty-three".