61073443 has 2 divisors, whose sum is σ = 61073444. Its totient is φ = 61073442.

The previous prime is 61073423. The next prime is 61073447. The reversal of 61073443 is 34437016.

61073443 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-61073443 is a prime.

It is a zygodrome in base 5.

It is not a weakly prime, because it can be changed into another prime (61073447) 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, 30536721 + 30536722.

It is an arithmetic number, because the mean of its divisors is an integer number (30536722).

Almost surely, 2^61073443 is an apocalyptic number.

61073443 is a deficient number, since it is larger than the sum of its proper divisors (1).

61073443 is an equidigital number, since it uses as much as digits as its factorization.

61073443 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6048, while the sum is 28.

The square root of 61073443 is about 7814.9499678501. The cubic root of 61073443 is about 393.8076375523.

It can be divided in two parts, 61073 and 443, that added together give a palindrome (61516).

The spelling of 61073443 in words is "sixty-one million, seventy-three thousand, four hundred forty-three".