61882141 has 2 divisors, whose sum is σ = 61882142. Its totient is φ = 61882140.

The previous prime is 61882129. The next prime is 61882151. The reversal of 61882141 is 14128816.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 58079641 + 3802500 = 7621^2 + 1950^2 .

It is a cyclic number.

It is not a de Polignac number, because 61882141 - 2⁷ = 61882013 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (61882151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30941070 + 30941071.

It is an arithmetic number, because the mean of its divisors is an integer number (30941071).

Almost surely, 2^61882141 is an apocalyptic number.

It is an amenable number.

61882141 is a deficient number, since it is larger than the sum of its proper divisors (1).

61882141 is an equidigital number, since it uses as much as digits as its factorization.

61882141 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3072, while the sum is 31.

The square root of 61882141 is about 7866.5202599370. The cubic root of 61882141 is about 395.5382098709.

The spelling of 61882141 in words is "sixty-one million, eight hundred eighty-two thousand, one hundred forty-one".