61184070271 has 2 divisors, whose sum is σ = 61184070272. Its totient is φ = 61184070270.

The previous prime is 61184070257. The next prime is 61184070281. The reversal of 61184070271 is 17207048116.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 61184070271 - 2⁵ = 61184070239 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 61184070271.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (61184070281) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30592035135 + 30592035136.

It is an arithmetic number, because the mean of its divisors is an integer number (30592035136).

Almost surely, 2^61184070271 is an apocalyptic number.

61184070271 is a deficient number, since it is larger than the sum of its proper divisors (1).

61184070271 is an equidigital number, since it uses as much as digits as its factorization.

61184070271 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18816, while the sum is 37.

The spelling of 61184070271 in words is "sixty-one billion, one hundred eighty-four million, seventy thousand, two hundred seventy-one".