12950306 has 4 divisors (see below), whose sum is σ = 19425462. Its totient is φ = 6475152.

The previous prime is 12950303. The next prime is 12950309. The reversal of 12950306 is 60305921.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (12950303) and next prime (12950309).

It can be written as a sum of positive squares in only one way, i.e., 12709225 + 241081 = 3565^2 + 491^2 .

It is not an unprimeable number, because it can be changed into a prime (12950303) by changing a digit.

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 as a sum of consecutive naturals, namely, 3237575 + ... + 3237578.

Almost surely, 2^12950306 is an apocalyptic number.

12950306 is a deficient number, since it is larger than the sum of its proper divisors (6475156).

12950306 is an equidigital number, since it uses as much as digits as its factorization.

12950306 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6475155.

The product of its (nonzero) digits is 1620, while the sum is 26.

The square root of 12950306 is about 3598.6533592443. The cubic root of 12950306 is about 234.8334779251.

The spelling of 12950306 in words is "twelve million, nine hundred fifty thousand, three hundred six".