1150665105 has 32 divisors (see below), whose sum is σ = 1867170816. Its totient is φ = 605018304.

The previous prime is 1150665071. The next prime is 1150665127. The reversal of 1150665105 is 5015660511.

It is not a de Polignac number, because 1150665105 - 2¹¹ = 1150663057 is a prime.

It is a super-2 number, since 2×1150665105² = 2648060367729322050, which contains 22 as substring.

It is a Curzon 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, 1024074 + ... + 1025196.

It is an arithmetic number, because the mean of its divisors is an integer number (58349088).

Almost surely, 2^1150665105 is an apocalyptic number.

1150665105 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1150665105 is a deficient number, since it is larger than the sum of its proper divisors (716505711).

1150665105 is a wasteful number, since it uses less digits than its factorization.

1150665105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2037.

The product of its (nonzero) digits is 4500, while the sum is 30.

The square root of 1150665105 is about 33921.4549363673. The cubic root of 1150665105 is about 1047.8914920896.

The spelling of 1150665105 in words is "one billion, one hundred fifty million, six hundred sixty-five thousand, one hundred five".