115001111005 has 24 divisors (see below), whose sum is σ = 153765384696. Its totient is φ = 82491425280.

The previous prime is 115001110981. The next prime is 115001111041. The reversal of 115001111005 is 500111100511.

It can be written as a sum of positive squares in 4 ways, for example, as 22071856356 + 92929254649 = 148566^2 + 304843^2 .

It is not a de Polignac number, because 115001111005 - 2⁹ = 115001110493 is a prime.

It is a super-2 number, since 2×115001111005² (a number of 23 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 115001111005.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1257784 + ... + 1346113.

It is an arithmetic number, because the mean of its divisors is an integer number (6406891029).

Almost surely, 2^115001111005 is an apocalyptic number.

It is an amenable number.

115001111005 is a deficient number, since it is larger than the sum of its proper divisors (38764273691).

115001111005 is a wasteful number, since it uses less digits than its factorization.

115001111005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2603997 (or 2603986 counting only the distinct ones).

The product of its (nonzero) digits is 25, while the sum is 16.

Adding to 115001111005 its reverse (500111100511), we get a palindrome (615112211516).

It can be divided in two parts, 11 and 5001111005, that multiplied together give a palindrome (55012221055).

The spelling of 115001111005 in words is "one hundred fifteen billion, one million, one hundred eleven thousand, five".