11344543153 has 4 divisors (see below), whose sum is σ = 11472010020. Its totient is φ = 11217076288.

The previous prime is 11344543127. The next prime is 11344543157. The reversal of 11344543153 is 35134544311.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 35134544311 = 353 ⋅99531287.

It can be written as a sum of positive squares in 2 ways, for example, as 2826729889 + 8517813264 = 53167^2 + 92292^2 .

It is a cyclic number.

It is not a de Polignac number, because 11344543153 - 2²⁵ = 11310988721 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11344543157) 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, 63733300 + ... + 63733477.

It is an arithmetic number, because the mean of its divisors is an integer number (2868002505).

Almost surely, 2^11344543153 is an apocalyptic number.

It is an amenable number.

11344543153 is a deficient number, since it is larger than the sum of its proper divisors (127466867).

11344543153 is an equidigital number, since it uses as much as digits as its factorization.

11344543153 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127466866.

The product of its digits is 43200, while the sum is 34.

The spelling of 11344543153 in words is "eleven billion, three hundred forty-four million, five hundred forty-three thousand, one hundred fifty-three".