138335002 has 16 divisors (see below), whose sum is σ = 223924680. Its totient is φ = 63715392.

The previous prime is 138334993. The next prime is 138335023. The reversal of 138335002 is 200533831.

138335002 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 137100681 + 1234321 = 11709^2 + 1111^2 .

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, 8008 + ... + 18460.

Almost surely, 2^138335002 is an apocalyptic number.

138335002 is a deficient number, since it is larger than the sum of its proper divisors (85589678).

138335002 is a wasteful number, since it uses less digits than its factorization.

138335002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10977.

The product of its (nonzero) digits is 2160, while the sum is 25.

The square root of 138335002 is about 11761.5901135858. The cubic root of 138335002 is about 517.1827450152.

Adding to 138335002 its reverse (200533831), we get a palindrome (338868833).

The spelling of 138335002 in words is "one hundred thirty-eight million, three hundred thirty-five thousand, two".