61028339 has 2 divisors, whose sum is σ = 61028340. Its totient is φ = 61028338.

The previous prime is 61028333. The next prime is 61028353. The reversal of 61028339 is 93382016.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 61028339 - 2⁸ = 61028083 is a prime.

It is a super-2 number, since 2×61028339² = 7448916322197842, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (61028333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30514169 + 30514170.

It is an arithmetic number, because the mean of its divisors is an integer number (30514170).

Almost surely, 2^61028339 is an apocalyptic number.

61028339 is a deficient number, since it is larger than the sum of its proper divisors (1).

61028339 is an equidigital number, since it uses as much as digits as its factorization.

61028339 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7776, while the sum is 32.

The square root of 61028339 is about 7812.0636838162. The cubic root of 61028339 is about 393.7106686505.

It can be divided in two parts, 6102 and 8339, that added together give a palindrome (14441).

The spelling of 61028339 in words is "sixty-one million, twenty-eight thousand, three hundred thirty-nine".