11451140212553 has 8 divisors (see below), whose sum is σ = 11477040590400. Its totient is φ = 11425269053808.

The previous prime is 11451140212541. The next prime is 11451140212559. The reversal of 11451140212553 is 35521204115411.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11451140212553 - 2⁴ = 11451140212537 is a prime.

It is a super-2 number, since 2×11451140212553² (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 (11451140212559) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6519983 + ... + 8087796.

It is an arithmetic number, because the mean of its divisors is an integer number (1434630073800).

Almost surely, 2^{11451140212553} is an apocalyptic number.

It is an amenable number.

11451140212553 is a deficient number, since it is larger than the sum of its proper divisors (25900377847).

11451140212553 is an equidigital number, since it uses as much as digits as its factorization.

11451140212553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14609551.

The product of its (nonzero) digits is 24000, while the sum is 35.

Adding to 11451140212553 its reverse (35521204115411), we get a palindrome (46972344327964).

The spelling of 11451140212553 in words is "eleven trillion, four hundred fifty-one billion, one hundred forty million, two hundred twelve thousand, five hundred fifty-three".