139601147 has 12 divisors (see below), whose sum is σ = 162589536. Its totient is φ = 119513520.

The previous prime is 139601131. The next prime is 139601149. The reversal of 139601147 is 741106931.

It is not a de Polignac number, because 139601147 - 2⁴ = 139601131 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (139601149) 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 in 11 ways as a sum of consecutive naturals, for example, 66638 + ... + 68700.

It is an arithmetic number, because the mean of its divisors is an integer number (13549128).

Almost surely, 2^139601147 is an apocalyptic number.

139601147 is a deficient number, since it is larger than the sum of its proper divisors (22988389).

139601147 is a wasteful number, since it uses less digits than its factorization.

139601147 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3458 (or 3451 counting only the distinct ones).

The product of its (nonzero) digits is 4536, while the sum is 32.

The square root of 139601147 is about 11815.2929290814. The cubic root of 139601147 is about 518.7558359628.

The spelling of 139601147 in words is "one hundred thirty-nine million, six hundred one thousand, one hundred forty-seven".