138033483 has 32 divisors (see below), whose sum is σ = 222216192. Its totient is φ = 74541600.

The previous prime is 138033463. The next prime is 138033487. The reversal of 138033483 is 384330831.

It is not a de Polignac number, because 138033483 - 2⁹ = 138032971 is a prime.

It is a super-2 number, since 2×138033483² = 38106484858222578, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (138033487) 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 31 ways as a sum of consecutive naturals, for example, 25528 + ... + 30458.

It is an arithmetic number, because the mean of its divisors is an integer number (6944256).

Almost surely, 2^138033483 is an apocalyptic number.

138033483 is a deficient number, since it is larger than the sum of its proper divisors (84182709).

138033483 is a wasteful number, since it uses less digits than its factorization.

138033483 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5015.

The product of its (nonzero) digits is 20736, while the sum is 33.

The square root of 138033483 is about 11748.7651691571. The cubic root of 138033483 is about 516.8067161561.

The spelling of 138033483 in words is "one hundred thirty-eight million, thirty-three thousand, four hundred eighty-three".