1150111065 has 16 divisors (see below), whose sum is σ = 1845399168. Its totient is φ = 611652096.

The previous prime is 1150111057. The next prime is 1150111073. The reversal of 1150111065 is 5601110511.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1150111057) and next prime (1150111073).

It is not a de Polignac number, because 1150111065 - 2³ = 1150111057 is a prime.

It is a super-3 number, since 3×1150111065³ (a number of 28 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 103309 + ... + 113898.

It is an arithmetic number, because the mean of its divisors is an integer number (115337448).

Almost surely, 2^1150111065 is an apocalyptic number.

1150111065 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1150111065 is a deficient number, since it is larger than the sum of its proper divisors (695288103).

1150111065 is a wasteful number, since it uses less digits than its factorization.

1150111065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 217568.

The product of its (nonzero) digits is 150, while the sum is 21.

The square root of 1150111065 is about 33913.2874401760. The cubic root of 1150111065 is about 1047.7232800976.

Adding to 1150111065 its reverse (5601110511), we get a palindrome (6751221576).

The spelling of 1150111065 in words is "one billion, one hundred fifty million, one hundred eleven thousand, sixty-five".