11450114531 has 4 divisors (see below), whose sum is σ = 11498023200. Its totient is φ = 11402205864.

The previous prime is 11450114513. The next prime is 11450114551. The reversal of 11450114531 is 13541105411.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11450114531 is a prime.

It is a super-2 number, since 2×11450114531² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11450114531.

It is not an unprimeable number, because it can be changed into a prime (11450114551) 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 3 ways as a sum of consecutive naturals, for example, 23953976 + ... + 23954453.

It is an arithmetic number, because the mean of its divisors is an integer number (2874505800).

Almost surely, 2^11450114531 is an apocalyptic number.

11450114531 is a deficient number, since it is larger than the sum of its proper divisors (47908669).

11450114531 is an equidigital number, since it uses as much as digits as its factorization.

11450114531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47908668.

The product of its (nonzero) digits is 1200, while the sum is 26.

Adding to 11450114531 its reverse (13541105411), we get a palindrome (24991219942).

The spelling of 11450114531 in words is "eleven billion, four hundred fifty million, one hundred fourteen thousand, five hundred thirty-one".