138152034 has 32 divisors (see below), whose sum is σ = 314149440. Its totient is φ = 44978976.

The previous prime is 138152029. The next prime is 138152041. The reversal of 138152034 is 430251831.

It is a happy number.

138152034 is a `hidden beast` number, since 138 + 1 + 520 + 3 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 138151989 and 138152007.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27427 + ... + 32070.

It is an arithmetic number, because the mean of its divisors is an integer number (9817170).

Almost surely, 2^138152034 is an apocalyptic number.

138152034 is an abundant number, since it is smaller than the sum of its proper divisors (175997406).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

138152034 is a wasteful number, since it uses less digits than its factorization.

138152034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59551 (or 59545 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

The square root of 138152034 is about 11753.8093399544. The cubic root of 138152034 is about 516.9546281456.

The spelling of 138152034 in words is "one hundred thirty-eight million, one hundred fifty-two thousand, thirty-four".