139282911 has 24 divisors (see below), whose sum is σ = 213763680. Its totient is φ = 87224256.

The previous prime is 139282903. The next prime is 139282931. The reversal of 139282911 is 119282931.

It is not a de Polignac number, because 139282911 - 2³ = 139282903 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (139282931) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2446 + ... + 16868.

It is an arithmetic number, because the mean of its divisors is an integer number (8906820).

Almost surely, 2^139282911 is an apocalyptic number.

139282911 is a deficient number, since it is larger than the sum of its proper divisors (74480769).

139282911 is a wasteful number, since it uses less digits than its factorization.

139282911 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14495 (or 14492 counting only the distinct ones).

The product of its digits is 7776, while the sum is 36.

The square root of 139282911 is about 11801.8181226453. The cubic root of 139282911 is about 518.3613492667.

The spelling of 139282911 in words is "one hundred thirty-nine million, two hundred eighty-two thousand, nine hundred eleven".