139276671 has 8 divisors (see below), whose sum is σ = 186337200. Its totient is φ = 92533632.

The previous prime is 139276667. The next prime is 139276693. The reversal of 139276671 is 176672931.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 139276671 - 2² = 139276667 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (139276171) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 78346 + ... + 80103.

It is an arithmetic number, because the mean of its divisors is an integer number (23292150).

Almost surely, 2^139276671 is an apocalyptic number.

139276671 is a deficient number, since it is larger than the sum of its proper divisors (47060529).

139276671 is a wasteful number, since it uses less digits than its factorization.

139276671 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 158745.

The product of its digits is 95256, while the sum is 42.

The square root of 139276671 is about 11801.5537536377. The cubic root of 139276671 is about 518.3536081325.

The spelling of 139276671 in words is "one hundred thirty-nine million, two hundred seventy-six thousand, six hundred seventy-one".