11344315454 has 4 divisors (see below), whose sum is σ = 17016473184. Its totient is φ = 5672157726.

The previous prime is 11344315399. The next prime is 11344315457. The reversal of 11344315454 is 45451344311.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 45451344311 = 185753 ⋅244687.

It is a super-2 number, since 2×11344315454² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11344315457) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2836078862 + ... + 2836078865.

It is an arithmetic number, because the mean of its divisors is an integer number (4254118296).

Almost surely, 2^11344315454 is an apocalyptic number.

11344315454 is a deficient number, since it is larger than the sum of its proper divisors (5672157730).

11344315454 is an equidigital number, since it uses as much as digits as its factorization.

11344315454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5672157729.

The product of its digits is 57600, while the sum is 35.

Adding to 11344315454 its reverse (45451344311), we get a palindrome (56795659765).

The spelling of 11344315454 in words is "eleven billion, three hundred forty-four million, three hundred fifteen thousand, four hundred fifty-four".