139049135 has 8 divisors (see below), whose sum is σ = 169687440. Its totient is φ = 109353664.

The previous prime is 139049123. The next prime is 139049161. The reversal of 139049135 is 531940931.

139049135 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 139049135 - 2⁸ = 139048879 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 139049095 and 139049104.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 235382 + ... + 235971.

It is an arithmetic number, because the mean of its divisors is an integer number (21210930).

Almost surely, 2^139049135 is an apocalyptic number.

139049135 is a deficient number, since it is larger than the sum of its proper divisors (30638305).

139049135 is an equidigital number, since it uses as much as digits as its factorization.

139049135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 471417.

The product of its (nonzero) digits is 14580, while the sum is 35.

The square root of 139049135 is about 11791.9097265880. The cubic root of 139049135 is about 518.0711765464.

The spelling of 139049135 in words is "one hundred thirty-nine million, forty-nine thousand, one hundred thirty-five".