139574063 has 4 divisors (see below), whose sum is σ = 147784320. Its totient is φ = 131363808.

The previous prime is 139574047. The next prime is 139574077. The reversal of 139574063 is 360475931.

It is a happy number.

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 139574063 - 2⁴ = 139574047 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (139574003) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4105103 + ... + 4105136.

It is an arithmetic number, because the mean of its divisors is an integer number (36946080).

Almost surely, 2^139574063 is an apocalyptic number.

139574063 is a deficient number, since it is larger than the sum of its proper divisors (8210257).

139574063 is an equidigital number, since it uses as much as digits as its factorization.

139574063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8210256.

The product of its (nonzero) digits is 68040, while the sum is 38.

The square root of 139574063 is about 11814.1467317788. The cubic root of 139574063 is about 518.7222858761.

The spelling of 139574063 in words is "one hundred thirty-nine million, five hundred seventy-four thousand, sixty-three".