11434121063261 has 8 divisors (see below), whose sum is σ = 12335540370720. Its totient is φ = 10535826260592.

The previous prime is 11434121063243. The next prime is 11434121063297. The reversal of 11434121063261 is 16236012143411.

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

It is a cyclic number.

It is not a de Polignac number, because 11434121063261 - 2¹⁰ = 11434121062237 is a prime.

It is a super-2 number, since 2×11434121063261² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11434121063221) 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, 781118591 + ... + 781133228.

It is an arithmetic number, because the mean of its divisors is an integer number (1541942546340).

Almost surely, 2^{11434121063261} is an apocalyptic number.

It is an amenable number.

11434121063261 is a deficient number, since it is larger than the sum of its proper divisors (901419307459).

11434121063261 is a wasteful number, since it uses less digits than its factorization.

11434121063261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1562252395.

The product of its (nonzero) digits is 20736, while the sum is 35.

The spelling of 11434121063261 in words is "eleven trillion, four hundred thirty-four billion, one hundred twenty-one million, sixty-three thousand, two hundred sixty-one".