61184087 has 2 divisors, whose sum is σ = 61184088. Its totient is φ = 61184086.

The previous prime is 61184077. The next prime is 61184093. The reversal of 61184087 is 78048116.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 61184087 - 2⁶ = 61184023 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (61184017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30592043 + 30592044.

It is an arithmetic number, because the mean of its divisors is an integer number (30592044).

Almost surely, 2^61184087 is an apocalyptic number.

61184087 is a deficient number, since it is larger than the sum of its proper divisors (1).

61184087 is an equidigital number, since it uses as much as digits as its factorization.

61184087 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10752, while the sum is 35.

The square root of 61184087 is about 7822.0257606326. The cubic root of 61184087 is about 394.0453085913.

The spelling of 61184087 in words is "sixty-one million, one hundred eighty-four thousand, eighty-seven".