139119377 has 2 divisors, whose sum is σ = 139119378. Its totient is φ = 139119376.

The previous prime is 139119361. The next prime is 139119391. The reversal of 139119377 is 773911931.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 85082176 + 54037201 = 9224^2 + 7351^2 .

It is a cyclic number.

It is not a de Polignac number, because 139119377 - 2⁴ = 139119361 is a prime.

It is not a weakly prime, because it can be changed into another prime (139119307) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 69559688 + 69559689.

It is an arithmetic number, because the mean of its divisors is an integer number (69559689).

Almost surely, 2^139119377 is an apocalyptic number.

It is an amenable number.

139119377 is a deficient number, since it is larger than the sum of its proper divisors (1).

139119377 is an equidigital number, since it uses as much as digits as its factorization.

139119377 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 35721, while the sum is 41.

The square root of 139119377 is about 11794.8877485121. The cubic root of 139119377 is about 518.1583980638.

The spelling of 139119377 in words is "one hundred thirty-nine million, one hundred nineteen thousand, three hundred seventy-seven".