139282323 has 4 divisors (see below), whose sum is σ = 185709768. Its totient is φ = 92854880.

The previous prime is 139282313. The next prime is 139282361. The reversal of 139282323 is 323282931.

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 139282323 - 2¹⁴ = 139265939 is a prime.

It is not an unprimeable number, because it can be changed into a prime (139282313) 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, 23213718 + ... + 23213723.

It is an arithmetic number, because the mean of its divisors is an integer number (46427442).

Almost surely, 2^139282323 is an apocalyptic number.

139282323 is a deficient number, since it is larger than the sum of its proper divisors (46427445).

139282323 is an equidigital number, since it uses as much as digits as its factorization.

139282323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46427444.

The product of its digits is 15552, while the sum is 33.

The square root of 139282323 is about 11801.7932112031. The cubic root of 139282323 is about 518.3606198235.

The spelling of 139282323 in words is "one hundred thirty-nine million, two hundred eighty-two thousand, three hundred twenty-three".