61043273 has 4 divisors (see below), whose sum is σ = 62462928. Its totient is φ = 59623620.

The previous prime is 61043267. The next prime is 61043287. The reversal of 61043273 is 37234016.

61043273 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 61043273 - 2¹⁶ = 60977737 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (61043233) 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 in 3 ways as a sum of consecutive naturals, for example, 709763 + ... + 709848.

It is an arithmetic number, because the mean of its divisors is an integer number (15615732).

Almost surely, 2^61043273 is an apocalyptic number.

It is an amenable number.

61043273 is a deficient number, since it is larger than the sum of its proper divisors (1419655).

61043273 is a wasteful number, since it uses less digits than its factorization.

61043273 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1419654.

The product of its (nonzero) digits is 3024, while the sum is 26.

The square root of 61043273 is about 7813.0194547307. The cubic root of 61043273 is about 393.7427804841.

Adding to 61043273 its reverse (37234016), we get a palindrome (98277289).

It can be divided in two parts, 61043 and 273, that added together give a palindrome (61316).

The spelling of 61043273 in words is "sixty-one million, forty-three thousand, two hundred seventy-three".