1111000005051 has 8 divisors (see below), whose sum is σ = 1482683693904. Its totient is φ = 739991493120.

The previous prime is 1111000005001. The next prime is 1111000005053. The reversal of 1111000005051 is 1505000001111.

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

It is not a de Polignac number, because 1111000005051 - 2⁷ = 1111000004923 is a prime.

It is a super-2 number, since 2×1111000005051² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1111000005051.

It is not an unprimeable number, because it can be changed into a prime (1111000005053) 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, 168790390 + ... + 168796971.

It is an arithmetic number, because the mean of its divisors is an integer number (185335461738).

Almost surely, 2^{1111000005051} is an apocalyptic number.

1111000005051 is a deficient number, since it is larger than the sum of its proper divisors (371683688853).

1111000005051 is a wasteful number, since it uses less digits than its factorization.

1111000005051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 337588461.

The product of its (nonzero) digits is 25, while the sum is 15.

Adding to 1111000005051 its reverse (1505000001111), we get a palindrome (2616000006162).

The spelling of 1111000005051 in words is "one trillion, one hundred eleven billion, five thousand, fifty-one".