61876057 has 2 divisors, whose sum is σ = 61876058. Its totient is φ = 61876056.

The previous prime is 61876043. The next prime is 61876063. The reversal of 61876057 is 75067816.

61876057 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 40908816 + 20967241 = 6396^2 + 4579^2 .

It is a cyclic number.

It is not a de Polignac number, because 61876057 - 2¹⁵ = 61843289 is a prime.

It is not a weakly prime, because it can be changed into another prime (61876007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30938028 + 30938029.

It is an arithmetic number, because the mean of its divisors is an integer number (30938029).

Almost surely, 2^61876057 is an apocalyptic number.

It is an amenable number.

61876057 is a deficient number, since it is larger than the sum of its proper divisors (1).

61876057 is an equidigital number, since it uses as much as digits as its factorization.

61876057 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 70560, while the sum is 40.

The square root of 61876057 is about 7866.1335483197. The cubic root of 61876057 is about 395.5252468776.

The spelling of 61876057 in words is "sixty-one million, eight hundred seventy-six thousand, fifty-seven".