139429083 has 8 divisors (see below), whose sum is σ = 186280000. Its totient is φ = 92765448.

The previous prime is 139429079. The next prime is 139429097. The reversal of 139429083 is 380924931.

139429083 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 not a de Polignac number, because 139429083 - 2² = 139429079 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (139429033) 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, 45073 + ... + 48066.

It is an arithmetic number, because the mean of its divisors is an integer number (23285000).

Almost surely, 2^139429083 is an apocalyptic number.

139429083 is a deficient number, since it is larger than the sum of its proper divisors (46850917).

139429083 is an equidigital number, since it uses as much as digits as its factorization.

139429083 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93641.

The product of its (nonzero) digits is 46656, while the sum is 39.

The square root of 139429083 is about 11808.0092733703. The cubic root of 139429083 is about 518.5426192306.

The spelling of 139429083 in words is "one hundred thirty-nine million, four hundred twenty-nine thousand, eighty-three".