11450111051 has 8 divisors (see below), whose sum is σ = 11821876608. Its totient is φ = 11078496000.

The previous prime is 11450111039. The next prime is 11450111053. The reversal of 11450111051 is 15011105411.

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 11450111051 - 2¹⁰ = 11450110027 is a prime.

It is a super-2 number, since 2×11450111051² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11450111053) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 128741 + ... + 198681.

It is an arithmetic number, because the mean of its divisors is an integer number (1477734576).

Almost surely, 2^11450111051 is an apocalyptic number.

11450111051 is a deficient number, since it is larger than the sum of its proper divisors (371765557).

11450111051 is an equidigital number, since it uses as much as digits as its factorization.

11450111051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75253.

The product of its (nonzero) digits is 100, while the sum is 20.

Adding to 11450111051 its reverse (15011105411), we get a palindrome (26461216462).

The spelling of 11450111051 in words is "eleven billion, four hundred fifty million, one hundred eleven thousand, fifty-one".