73159741 has 2 divisors, whose sum is σ = 73159742. Its totient is φ = 73159740.

The previous prime is 73159739. The next prime is 73159771. The reversal of 73159741 is 14795137.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 39112516 + 34047225 = 6254^2 + 5835^2 .

It is a cyclic number.

It is not a de Polignac number, because 73159741 - 2¹ = 73159739 is a prime.

Together with 73159739, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 73159741.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (73159771) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36579870 + 36579871.

It is an arithmetic number, because the mean of its divisors is an integer number (36579871).

Almost surely, 2^73159741 is an apocalyptic number.

It is an amenable number.

73159741 is a deficient number, since it is larger than the sum of its proper divisors (1).

73159741 is an equidigital number, since it uses as much as digits as its factorization.

73159741 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 26460, while the sum is 37.

The square root of 73159741 is about 8553.3467718782. The cubic root of 73159741 is about 418.2385431314.

The spelling of 73159741 in words is "seventy-three million, one hundred fifty-nine thousand, seven hundred forty-one".