139351067 has 2 divisors, whose sum is σ = 139351068. Its totient is φ = 139351066.

The previous prime is 139351049. The next prime is 139351141. The reversal of 139351067 is 760153931.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 139351067 - 2¹⁴ = 139334683 is a prime.

It is not a weakly prime, because it can be changed into another prime (139351007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 69675533 + 69675534.

It is an arithmetic number, because the mean of its divisors is an integer number (69675534).

Almost surely, 2^139351067 is an apocalyptic number.

139351067 is a deficient number, since it is larger than the sum of its proper divisors (1).

139351067 is an equidigital number, since it uses as much as digits as its factorization.

139351067 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 17010, while the sum is 35.

The square root of 139351067 is about 11804.7052906881. The cubic root of 139351067 is about 518.4458862588.

The spelling of 139351067 in words is "one hundred thirty-nine million, three hundred fifty-one thousand, sixty-seven".