11451031534201 has 16 divisors (see below), whose sum is σ = 13165923375360. Its totient is φ = 9755903185920.

The previous prime is 11451031534147. The next prime is 11451031534213. The reversal of 11451031534201 is 10243513015411.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 11451031534201 - 2¹¹ = 11451031532153 is a prime.

It is a super-2 number, since 2×11451031534201² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11451031514201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23892045 + ... + 24366613.

It is an arithmetic number, because the mean of its divisors is an integer number (822870210960).

Almost surely, 2^{11451031534201} is an apocalyptic number.

It is an amenable number.

11451031534201 is a deficient number, since it is larger than the sum of its proper divisors (1714891841159).

11451031534201 is a wasteful number, since it uses less digits than its factorization.

11451031534201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 495384.

The product of its (nonzero) digits is 7200, while the sum is 31.

Adding to 11451031534201 its reverse (10243513015411), we get a palindrome (21694544549612).

The spelling of 11451031534201 in words is "eleven trillion, four hundred fifty-one billion, thirty-one million, five hundred thirty-four thousand, two hundred one".