139641514 has 8 divisors (see below), whose sum is σ = 209512548. Its totient is φ = 69804000.

The previous prime is 139641503. The next prime is 139641581. The reversal of 139641514 is 415146931.

139641514 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 139641489 + 25 = 11817^2 + 5^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 139641514.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11014 + ... + 20014.

Almost surely, 2^139641514 is an apocalyptic number.

139641514 is a deficient number, since it is larger than the sum of its proper divisors (69871034).

139641514 is an equidigital number, since it uses as much as digits as its factorization.

139641514 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16760.

The product of its digits is 12960, while the sum is 34.

The square root of 139641514 is about 11817.0010577980. The cubic root of 139641514 is about 518.8058322062.

The spelling of 139641514 in words is "one hundred thirty-nine million, six hundred forty-one thousand, five hundred fourteen".