73603147441 has 2 divisors, whose sum is σ = 73603147442. Its totient is φ = 73603147440.

The previous prime is 73603147427. The next prime is 73603147451. The reversal of 73603147441 is 14474130637.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 39324476416 + 34278671025 = 198304^2 + 185145^2 .

It is a cyclic number.

It is not a de Polignac number, because 73603147441 - 2¹¹ = 73603145393 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 73603147394 and 73603147403.

It is not a weakly prime, because it can be changed into another prime (73603147451) 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, 36801573720 + 36801573721.

It is an arithmetic number, because the mean of its divisors is an integer number (36801573721).

Almost surely, 2^73603147441 is an apocalyptic number.

It is an amenable number.

73603147441 is a deficient number, since it is larger than the sum of its proper divisors (1).

73603147441 is an equidigital number, since it uses as much as digits as its factorization.

73603147441 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 169344, while the sum is 40.

Subtracting from 73603147441 its sum of digits (40), we obtain a square (73603147401 = 271299²).

The spelling of 73603147441 in words is "seventy-three billion, six hundred three million, one hundred forty-seven thousand, four hundred forty-one".