61028173 has 2 divisors, whose sum is σ = 61028174. Its totient is φ = 61028172.

The previous prime is 61028167. The next prime is 61028179. The reversal of 61028173 is 37182016.

It is a balanced prime because it is at equal distance from previous prime (61028167) and next prime (61028179).

It can be written as a sum of positive squares in only one way, i.e., 53260804 + 7767369 = 7298^2 + 2787^2 .

It is a cyclic number.

It is not a de Polignac number, because 61028173 - 2²¹ = 58931021 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (61028179) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30514086 + 30514087.

It is an arithmetic number, because the mean of its divisors is an integer number (30514087).

Almost surely, 2^61028173 is an apocalyptic number.

It is an amenable number.

61028173 is a deficient number, since it is larger than the sum of its proper divisors (1).

61028173 is an equidigital number, since it uses as much as digits as its factorization.

61028173 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2016, while the sum is 28.

The square root of 61028173 is about 7812.0530592156. The cubic root of 61028173 is about 393.7103116796.

The spelling of 61028173 in words is "sixty-one million, twenty-eight thousand, one hundred seventy-three".