1266335132241 has 8 divisors (see below), whose sum is σ = 1704839531200. Its totient is φ = 836027077392.

The previous prime is 1266335132239. The next prime is 1266335132243. The reversal of 1266335132241 is 1422315336621.

It is an interprime number because it is at equal distance from previous prime (1266335132239) and next prime (1266335132243).

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

It is not a de Polignac number, because 1266335132241 - 2¹ = 1266335132239 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1266335132241.

It is not an unprimeable number, because it can be changed into a prime (1266335132243) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2049085666 + ... + 2049086283.

It is an arithmetic number, because the mean of its divisors is an integer number (213104941400).

Almost surely, 2^{1266335132241} is an apocalyptic number.

It is an amenable number.

1266335132241 is a deficient number, since it is larger than the sum of its proper divisors (438504398959).

1266335132241 is a wasteful number, since it uses less digits than its factorization.

1266335132241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4098172055.

The product of its digits is 155520, while the sum is 39.

The spelling of 1266335132241 in words is "one trillion, two hundred sixty-six billion, three hundred thirty-five million, one hundred thirty-two thousand, two hundred forty-one".