138075148 has 24 divisors (see below), whose sum is σ = 252992880. Its totient is φ = 65849280.

The previous prime is 138075137. The next prime is 138075149. The reversal of 138075148 is 841570831.

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (138075149) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2458 + ... + 16798.

It is an arithmetic number, because the mean of its divisors is an integer number (10541370).

Almost surely, 2^138075148 is an apocalyptic number.

It is an amenable number.

138075148 is a deficient number, since it is larger than the sum of its proper divisors (114917732).

138075148 is a wasteful number, since it uses less digits than its factorization.

138075148 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14457 (or 14455 counting only the distinct ones).

The product of its (nonzero) digits is 26880, while the sum is 37.

The square root of 138075148 is about 11750.5382004400. The cubic root of 138075148 is about 516.8587097864.

The spelling of 138075148 in words is "one hundred thirty-eight million, seventy-five thousand, one hundred forty-eight".