61083589247 has 2 divisors, whose sum is σ = 61083589248. Its totient is φ = 61083589246.

The previous prime is 61083589213. The next prime is 61083589277. The reversal of 61083589247 is 74298538016.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 61083589247 - 2⁶ = 61083589183 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (61083589277) 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, 30541794623 + 30541794624.

It is an arithmetic number, because the mean of its divisors is an integer number (30541794624).

It is a 1-persistent number, because it is pandigital, but 2⋅61083589247 = 122167178494 is not.

Almost surely, 2^61083589247 is an apocalyptic number.

61083589247 is a deficient number, since it is larger than the sum of its proper divisors (1).

61083589247 is an equidigital number, since it uses as much as digits as its factorization.

61083589247 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2903040, while the sum is 53.

The spelling of 61083589247 in words is "sixty-one billion, eighty-three million, five hundred eighty-nine thousand, two hundred forty-seven".