83920927 has 2 divisors, whose sum is σ = 83920928. Its totient is φ = 83920926.

The previous prime is 83920913. The next prime is 83920939. The reversal of 83920927 is 72902938.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 83920927 - 2¹⁵ = 83888159 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 83920927.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (83920957) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41960463 + 41960464.

It is an arithmetic number, because the mean of its divisors is an integer number (41960464).

Almost surely, 2^83920927 is an apocalyptic number.

83920927 is a deficient number, since it is larger than the sum of its proper divisors (1).

83920927 is an equidigital number, since it uses as much as digits as its factorization.

83920927 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 54432, while the sum is 40.

The square root of 83920927 is about 9160.8365884345. The cubic root of 83920927 is about 437.8144495297.

The spelling of 83920927 in words is "eighty-three million, nine hundred twenty thousand, nine hundred twenty-seven".