61060247 has 2 divisors, whose sum is σ = 61060248. Its totient is φ = 61060246.

The previous prime is 61060231. The next prime is 61060253. The reversal of 61060247 is 74206016.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 61060247 - 2⁴ = 61060231 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (61060267) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30530123 + 30530124.

It is an arithmetic number, because the mean of its divisors is an integer number (30530124).

Almost surely, 2^61060247 is an apocalyptic number.

61060247 is a deficient number, since it is larger than the sum of its proper divisors (1).

61060247 is an equidigital number, since it uses as much as digits as its factorization.

61060247 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 26.

The square root of 61060247 is about 7814.1056430023. The cubic root of 61060247 is about 393.7792724689.

The spelling of 61060247 in words is "sixty-one million, sixty thousand, two hundred forty-seven".