11451315450311 has 16 divisors (see below), whose sum is σ = 12615509776896. Its totient is φ = 10308092100000.

The previous prime is 11451315450301. The next prime is 11451315450319. The reversal of 11451315450311 is 11305451315411.

It is a cyclic number.

It is not a de Polignac number, because 11451315450311 - 2²⁶ = 11451248341447 is a prime.

It is a super-2 number, since 2×11451315450311² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11451315450319) 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, 10567400 + ... + 11600541.

It is an arithmetic number, because the mean of its divisors is an integer number (788469361056).

Almost surely, 2^{11451315450311} is an apocalyptic number.

11451315450311 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

11451315450311 is a deficient number, since it is larger than the sum of its proper divisors (1164194326585).

11451315450311 is a wasteful number, since it uses less digits than its factorization.

11451315450311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22168414.

The product of its (nonzero) digits is 18000, while the sum is 35.

Adding to 11451315450311 its reverse (11305451315411), we get a palindrome (22756766765722).

The spelling of 11451315450311 in words is "eleven trillion, four hundred fifty-one billion, three hundred fifteen million, four hundred fifty thousand, three hundred eleven".