32077139 has 2 divisors, whose sum is σ = 32077140. Its totient is φ = 32077138.

The previous prime is 32077117. The next prime is 32077151. The reversal of 32077139 is 93177023.

It is a strong prime.

It is an emirp because it is prime and its reverse (93177023) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-32077139 is a prime.

It is not a weakly prime, because it can be changed into another prime (32077189) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16038569 + 16038570.

It is an arithmetic number, because the mean of its divisors is an integer number (16038570).

Almost surely, 2^32077139 is an apocalyptic number.

32077139 is a deficient number, since it is larger than the sum of its proper divisors (1).

32077139 is an equidigital number, since it uses as much as digits as its factorization.

32077139 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7938, while the sum is 32.

The square root of 32077139 is about 5663.6683342159. The cubic root of 32077139 is about 317.7351109530.

The spelling of 32077139 in words is "thirty-two million, seventy-seven thousand, one hundred thirty-nine".