139336030 has 16 divisors (see below), whose sum is σ = 251312544. Its totient is φ = 55621600.

The previous prime is 139336027. The next prime is 139336037. The reversal of 139336030 is 30633931.

It is a self number, because there is not a number n which added to its sum of digits gives 139336030.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (139336037) 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 7 ways as a sum of consecutive naturals, for example, 8821 + ... + 18880.

It is an arithmetic number, because the mean of its divisors is an integer number (15707034).

Almost surely, 2^139336030 is an apocalyptic number.

139336030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

139336030 is a deficient number, since it is larger than the sum of its proper divisors (111976514).

139336030 is a wasteful number, since it uses less digits than its factorization.

139336030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28211.

The product of its (nonzero) digits is 4374, while the sum is 28.

The square root of 139336030 is about 11804.0683664574. The cubic root of 139336030 is about 518.4272375529.

Adding to 139336030 its reverse (30633931), we get a palindrome (169969961).

The spelling of 139336030 in words is "one hundred thirty-nine million, three hundred thirty-six thousand, thirty".