1421300266 has 24 divisors (see below), whose sum is σ = 2342858220. Its totient is φ = 645775872.

The previous prime is 1421300201. The next prime is 1421300281. The reversal of 1421300266 is 6620031241.

It can be written as a sum of positive squares in 6 ways, for example, as 1345349041 + 75951225 = 36679^2 + 8715^2 .

It is a super-2 number, since 2×1421300266² = 4040188892263341512, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1421300266.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 25635 + ... + 59158.

Almost surely, 2^1421300266 is an apocalyptic number.

1421300266 is a deficient number, since it is larger than the sum of its proper divisors (921557954).

1421300266 is a wasteful number, since it uses less digits than its factorization.

1421300266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84858 (or 84841 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 1421300266 is about 37700.1361536003. The cubic root of 1421300266 is about 1124.3338320432. Note that the first 3 decimals are identical.

The spelling of 1421300266 in words is "one billion, four hundred twenty-one million, three hundred thousand, two hundred sixty-six".