138041763 has 4 divisors (see below), whose sum is σ = 184055688. Its totient is φ = 92027840.

The previous prime is 138041753. The next prime is 138041777. The reversal of 138041763 is 367140831.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 138041763 - 2¹⁴ = 138025379 is a prime.

It is not an unprimeable number, because it can be changed into a prime (138041713) 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 3 ways as a sum of consecutive naturals, for example, 23006958 + ... + 23006963.

It is an arithmetic number, because the mean of its divisors is an integer number (46013922).

Almost surely, 2^138041763 is an apocalyptic number.

138041763 is a deficient number, since it is larger than the sum of its proper divisors (46013925).

138041763 is an equidigital number, since it uses as much as digits as its factorization.

138041763 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46013924.

The product of its (nonzero) digits is 12096, while the sum is 33.

The square root of 138041763 is about 11749.1175413305. The cubic root of 138041763 is about 516.8170495766.

The spelling of 138041763 in words is "one hundred thirty-eight million, forty-one thousand, seven hundred sixty-three".