139014377 has 2 divisors, whose sum is σ = 139014378. Its totient is φ = 139014376.

The previous prime is 139014367. The next prime is 139014383. The reversal of 139014377 is 773410931.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 138980521 + 33856 = 11789^2 + 184^2 .

It is a cyclic number.

It is not a de Polignac number, because 139014377 - 2¹⁰ = 139013353 is a prime.

It is not a weakly prime, because it can be changed into another prime (139014367) 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, 69507188 + 69507189.

It is an arithmetic number, because the mean of its divisors is an integer number (69507189).

Almost surely, 2^139014377 is an apocalyptic number.

It is an amenable number.

139014377 is a deficient number, since it is larger than the sum of its proper divisors (1).

139014377 is an equidigital number, since it uses as much as digits as its factorization.

139014377 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15876, while the sum is 35.

The square root of 139014377 is about 11790.4358273984. The cubic root of 139014377 is about 518.0280056712.

The spelling of 139014377 in words is "one hundred thirty-nine million, fourteen thousand, three hundred seventy-seven".