1266063214 has 16 divisors (see below), whose sum is σ = 2152820880. Its totient is φ = 553582080.

The previous prime is 1266063199. The next prime is 1266063223. The reversal of 1266063214 is 4123606621.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1280947 + ... + 1281934.

It is an arithmetic number, because the mean of its divisors is an integer number (134551305).

Almost surely, 2^1266063214 is an apocalyptic number.

1266063214 is a deficient number, since it is larger than the sum of its proper divisors (886757666).

1266063214 is a wasteful number, since it uses less digits than its factorization.

1266063214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2562915.

The product of its (nonzero) digits is 10368, while the sum is 31.

The square root of 1266063214 is about 35581.7820520558. The cubic root of 1266063214 is about 1081.8120055871.

Adding to 1266063214 its reverse (4123606621), we get a palindrome (5389669835).

The spelling of 1266063214 in words is "one billion, two hundred sixty-six million, sixty-three thousand, two hundred fourteen".