11450343203155 has 4 divisors (see below), whose sum is σ = 13740411843792. Its totient is φ = 9160274562520.

The previous prime is 11450343203153. The next prime is 11450343203183. The reversal of 11450343203155 is 55130234305411.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 11450343203155 - 2¹ = 11450343203153 is a prime.

It is a super-2 number, since 2×11450343203155² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11450343203153) 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, 1145034320311 + ... + 1145034320320.

It is an arithmetic number, because the mean of its divisors is an integer number (3435102960948).

Almost surely, 2^{11450343203155} is an apocalyptic number.

11450343203155 is a deficient number, since it is larger than the sum of its proper divisors (2290068640637).

11450343203155 is an equidigital number, since it uses as much as digits as its factorization.

11450343203155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2290068640636.

The product of its (nonzero) digits is 108000, while the sum is 37.

Adding to 11450343203155 its reverse (55130234305411), we get a palindrome (66580577508566).

The spelling of 11450343203155 in words is "eleven trillion, four hundred fifty billion, three hundred forty-three million, two hundred three thousand, one hundred fifty-five".