61234339 has 2 divisors, whose sum is σ = 61234340. Its totient is φ = 61234338.

The previous prime is 61234337. The next prime is 61234343. The reversal of 61234339 is 93343216.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 61234339 - 2¹ = 61234337 is a prime.

Together with 61234337, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 61234339.

It is not a weakly prime, because it can be changed into another prime (61234333) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30617169 + 30617170.

It is an arithmetic number, because the mean of its divisors is an integer number (30617170).

Almost surely, 2^61234339 is an apocalyptic number.

61234339 is a deficient number, since it is larger than the sum of its proper divisors (1).

61234339 is an equidigital number, since it uses as much as digits as its factorization.

61234339 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11664, while the sum is 31.

The square root of 61234339 is about 7825.2373126954. The cubic root of 61234339 is about 394.1531587808.

The spelling of 61234339 in words is "sixty-one million, two hundred thirty-four thousand, three hundred thirty-nine".