73989107 has 2 divisors, whose sum is σ = 73989108. Its totient is φ = 73989106.

The previous prime is 73989103. The next prime is 73989143. The reversal of 73989107 is 70198937.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 73989107 - 2² = 73989103 is a prime.

It is not a weakly prime, because it can be changed into another prime (73989103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36994553 + 36994554.

It is an arithmetic number, because the mean of its divisors is an integer number (36994554).

Almost surely, 2^73989107 is an apocalyptic number.

73989107 is a deficient number, since it is larger than the sum of its proper divisors (1).

73989107 is an equidigital number, since it uses as much as digits as its factorization.

73989107 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 95256, while the sum is 44.

The square root of 73989107 is about 8601.6921009764. The cubic root of 73989107 is about 419.8130441542.

The spelling of 73989107 in words is "seventy-three million, nine hundred eighty-nine thousand, one hundred seven".