139096835 has 4 divisors (see below), whose sum is σ = 166916208. Its totient is φ = 111277464.

The previous prime is 139096823. The next prime is 139096843. The reversal of 139096835 is 538690931.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 538690931 = 677 ⋅795703.

It is a cyclic number.

It is not a de Polignac number, because 139096835 - 2¹⁰ = 139095811 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13909679 + ... + 13909688.

It is an arithmetic number, because the mean of its divisors is an integer number (41729052).

Almost surely, 2^139096835 is an apocalyptic number.

139096835 is a deficient number, since it is larger than the sum of its proper divisors (27819373).

139096835 is an equidigital number, since it uses as much as digits as its factorization.

139096835 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27819372.

The product of its (nonzero) digits is 174960, while the sum is 44.

The square root of 139096835 is about 11793.9321263097. The cubic root of 139096835 is about 518.1304102120.

It can be divided in two parts, 139096 and 835, that added together give a palindrome (139931).

The spelling of 139096835 in words is "one hundred thirty-nine million, ninety-six thousand, eight hundred thirty-five".