11543327701 has 4 divisors (see below), whose sum is σ = 11649229900. Its totient is φ = 11437425504.

The previous prime is 11543327689. The next prime is 11543327713. The reversal of 11543327701 is 10772334511.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 10772334511 = 1231 ⋅8750881.

It is an interprime number because it is at equal distance from previous prime (11543327689) and next prime (11543327713).

It can be written as a sum of positive squares in 2 ways, for example, as 4293656676 + 7249671025 = 65526^2 + 85145^2 .

It is a cyclic number.

It is not a de Polignac number, because 11543327701 - 2¹⁹ = 11542803413 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11543327801) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52950936 + ... + 52951153.

It is an arithmetic number, because the mean of its divisors is an integer number (2912307475).

Almost surely, 2^11543327701 is an apocalyptic number.

It is an amenable number.

11543327701 is a deficient number, since it is larger than the sum of its proper divisors (105902199).

11543327701 is a wasteful number, since it uses less digits than its factorization.

11543327701 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105902198.

The product of its (nonzero) digits is 17640, while the sum is 34.

The spelling of 11543327701 in words is "eleven billion, five hundred forty-three million, three hundred twenty-seven thousand, seven hundred one".