611341139 has 2 divisors, whose sum is σ = 611341140. Its totient is φ = 611341138.

The previous prime is 611341123. The next prime is 611341163. The reversal of 611341139 is 931143116.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 611341139 - 2⁴ = 611341123 is a prime.

It is not a weakly prime, because it can be changed into another prime (611341109) 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, 305670569 + 305670570.

It is an arithmetic number, because the mean of its divisors is an integer number (305670570).

Almost surely, 2^611341139 is an apocalyptic number.

611341139 is a deficient number, since it is larger than the sum of its proper divisors (1).

611341139 is an equidigital number, since it uses as much as digits as its factorization.

611341139 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1944, while the sum is 29.

The square root of 611341139 is about 24725.3137290510. The cubic root of 611341139 is about 848.7136894632.

The spelling of 611341139 in words is "six hundred eleven million, three hundred forty-one thousand, one hundred thirty-nine".