139041611 has 2 divisors, whose sum is σ = 139041612. Its totient is φ = 139041610.

The previous prime is 139041607. The next prime is 139041629. The reversal of 139041611 is 116140931.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 139041611 - 2² = 139041607 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (139041211) 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, 69520805 + 69520806.

It is an arithmetic number, because the mean of its divisors is an integer number (69520806).

Almost surely, 2^139041611 is an apocalyptic number.

139041611 is a deficient number, since it is larger than the sum of its proper divisors (1).

139041611 is an equidigital number, since it uses as much as digits as its factorization.

139041611 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 648, while the sum is 26.

The square root of 139041611 is about 11791.5906899790. The cubic root of 139041611 is about 518.0618320370.

The spelling of 139041611 in words is "one hundred thirty-nine million, forty-one thousand, six hundred eleven".