121943266 has 8 divisors (see below), whose sum is σ = 187376364. Its totient is φ = 59484480.

The previous prime is 121943251. The next prime is 121943293. The reversal of 121943266 is 662349121.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 105370225 + 16573041 = 10265^2 + 4071^2 .

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

It is an unprimeable number.

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, 743475 + ... + 743638.

Almost surely, 2^121943266 is an apocalyptic number.

121943266 is a deficient number, since it is larger than the sum of its proper divisors (65433098).

121943266 is a wasteful number, since it uses less digits than its factorization.

121943266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1487156.

The product of its digits is 15552, while the sum is 34.

The square root of 121943266 is about 11042.7924910323. The cubic root of 121943266 is about 495.8906740706.

The spelling of 121943266 in words is "one hundred twenty-one million, nine hundred forty-three thousand, two hundred sixty-six".