11451145113454 has 32 divisors (see below), whose sum is σ = 18095326090560. Its totient is φ = 5424364737792.

The previous prime is 11451145113451. The next prime is 11451145113533. The reversal of 11451145113454 is 45431154115411.

It is a super-2 number, since 2×11451145113454² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11451145113451) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 272409 + ... + 4793380.

It is an arithmetic number, because the mean of its divisors is an integer number (565478940330).

Almost surely, 2^{11451145113454} is an apocalyptic number.

11451145113454 is a deficient number, since it is larger than the sum of its proper divisors (6644180977106).

11451145113454 is a wasteful number, since it uses less digits than its factorization.

11451145113454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5066284.

The product of its digits is 96000, while the sum is 40.

Adding to 11451145113454 its reverse (45431154115411), we get a palindrome (56882299228865).

The spelling of 11451145113454 in words is "eleven trillion, four hundred fifty-one billion, one hundred forty-five million, one hundred thirteen thousand, four hundred fifty-four".