61343173 has 2 divisors, whose sum is σ = 61343174. Its totient is φ = 61343172.

The previous prime is 61343167. The next prime is 61343179. The reversal of 61343173 is 37134316.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (61343167) and next prime (61343179).

It can be written as a sum of positive squares in only one way, i.e., 60871204 + 471969 = 7802^2 + 687^2 .

It is a cyclic number.

It is not a de Polignac number, because 61343173 - 2¹⁷ = 61212101 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (61343179) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30671586 + 30671587.

It is an arithmetic number, because the mean of its divisors is an integer number (30671587).

Almost surely, 2^61343173 is an apocalyptic number.

It is an amenable number.

61343173 is a deficient number, since it is larger than the sum of its proper divisors (1).

61343173 is an equidigital number, since it uses as much as digits as its factorization.

61343173 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4536, while the sum is 28.

The square root of 61343173 is about 7832.1882638251. The cubic root of 61343173 is about 394.3865347828.

Adding to 61343173 its reverse (37134316), we get a palindrome (98477489).

It can be divided in two parts, 61343 and 173, that added together give a palindrome (61516).

The spelling of 61343173 in words is "sixty-one million, three hundred forty-three thousand, one hundred seventy-three".