1111500005 has 32 divisors (see below), whose sum is σ = 1668446208. Its totient is φ = 690580800.

The previous prime is 1111499951. The next prime is 1111500041. The reversal of 1111500005 is 5000051111.

1111500005 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 1111500005 - 2⁸ = 1111499749 is a prime.

It is a super-2 number, since 2×1111500005² = 2470864522230000050, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 115094 + ... + 124376.

It is an arithmetic number, because the mean of its divisors is an integer number (52138944).

Almost surely, 2^1111500005 is an apocalyptic number.

It is an amenable number.

1111500005 is a deficient number, since it is larger than the sum of its proper divisors (556946203).

1111500005 is a wasteful number, since it uses less digits than its factorization.

1111500005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9617.

The product of its (nonzero) digits is 25, while the sum is 14.

The square root of 1111500005 is about 33339.1662313262. The cubic root of 1111500005 is about 1035.8649929293.

Adding to 1111500005 its reverse (5000051111), we get a palindrome (6111551116).

It can be divided in two parts, 1111 and 500005, that multiplied together give a palindrome (555505555).

The spelling of 1111500005 in words is "one billion, one hundred eleven million, five hundred thousand, five".