73041653 has 2 divisors, whose sum is σ = 73041654. Its totient is φ = 73041652.

The previous prime is 73041641. The next prime is 73041667. The reversal of 73041653 is 35614037.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 71791729 + 1249924 = 8473^2 + 1118^2 .

It is a cyclic number.

It is not a de Polignac number, because 73041653 - 2¹⁰ = 73040629 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (73041953) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36520826 + 36520827.

It is an arithmetic number, because the mean of its divisors is an integer number (36520827).

Almost surely, 2^73041653 is an apocalyptic number.

It is an amenable number.

73041653 is a deficient number, since it is larger than the sum of its proper divisors (1).

73041653 is an equidigital number, since it uses as much as digits as its factorization.

73041653 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7560, while the sum is 29.

The square root of 73041653 is about 8546.4409551579. The cubic root of 73041653 is about 418.0133940291.

The spelling of 73041653 in words is "seventy-three million, forty-one thousand, six hundred fifty-three".