61184070239 has 2 divisors, whose sum is σ = 61184070240. Its totient is φ = 61184070238.

The previous prime is 61184070191. The next prime is 61184070257. The reversal of 61184070239 is 93207048116.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-61184070239 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 61184070196 and 61184070205.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (61184078239) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30592035119 + 30592035120.

It is an arithmetic number, because the mean of its divisors is an integer number (30592035120).

Almost surely, 2^61184070239 is an apocalyptic number.

61184070239 is a deficient number, since it is larger than the sum of its proper divisors (1).

61184070239 is an equidigital number, since it uses as much as digits as its factorization.

61184070239 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72576, while the sum is 41.

The spelling of 61184070239 in words is "sixty-one billion, one hundred eighty-four million, seventy thousand, two hundred thirty-nine".