1125152065 has 16 divisors (see below), whose sum is σ = 1409788800. Its totient is φ = 860434432.

The previous prime is 1125152033. The next prime is 1125152069. The reversal of 1125152065 is 5602515211.

It is a cyclic number.

It is not a de Polignac number, because 1125152065 - 2⁵ = 1125152033 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1125152069) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 336321 + ... + 339649.

It is an arithmetic number, because the mean of its divisors is an integer number (88111800).

Almost surely, 2^1125152065 is an apocalyptic number.

It is an amenable number.

1125152065 is a deficient number, since it is larger than the sum of its proper divisors (284636735).

1125152065 is a wasteful number, since it uses less digits than its factorization.

1125152065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6296.

The product of its (nonzero) digits is 3000, while the sum is 28.

The square root of 1125152065 is about 33543.2864370801. The cubic root of 1125152065 is about 1040.0887698513.

Adding to 1125152065 its reverse (5602515211), we get a palindrome (6727667276).

It can be divided in two parts, 112515206 and 5, that added together give a palindrome (112515211).

The spelling of 1125152065 in words is "one billion, one hundred twenty-five million, one hundred fifty-two thousand, sixty-five".