146939339 has 4 divisors (see below), whose sum is σ = 147004656. Its totient is φ = 146874024.

The previous prime is 146939329. The next prime is 146939357. The reversal of 146939339 is 933939641.

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 146939339 - 2⁸ = 146939083 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 146939293 and 146939302.

It is not an unprimeable number, because it can be changed into a prime (146939329) 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, 29159 + ... + 33824.

It is an arithmetic number, because the mean of its divisors is an integer number (36751164).

Almost surely, 2^146939339 is an apocalyptic number.

146939339 is a deficient number, since it is larger than the sum of its proper divisors (65317).

146939339 is an equidigital number, since it uses as much as digits as its factorization.

146939339 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65316.

The product of its digits is 472392, while the sum is 47.

The square root of 146939339 is about 12121.8537773725. The cubic root of 146939339 is about 527.6906032377.

The spelling of 146939339 in words is "one hundred forty-six million, nine hundred thirty-nine thousand, three hundred thirty-nine".