138067754 has 16 divisors (see below), whose sum is σ = 231184800. Its totient is φ = 61298160.

The previous prime is 138067739. The next prime is 138067789. The reversal of 138067754 is 457760831.

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, 72029 + ... + 73920.

It is an arithmetic number, because the mean of its divisors is an integer number (14449050).

Almost surely, 2^138067754 is an apocalyptic number.

138067754 is a deficient number, since it is larger than the sum of its proper divisors (93117046).

138067754 is a wasteful number, since it uses less digits than its factorization.

138067754 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146005.

The product of its (nonzero) digits is 141120, while the sum is 41.

The square root of 138067754 is about 11750.2235723411. The cubic root of 138067754 is about 516.8494835992.

The spelling of 138067754 in words is "one hundred thirty-eight million, sixty-seven thousand, seven hundred fifty-four".