1125122017 has 8 divisors (see below), whose sum is σ = 1136626400. Its totient is φ = 1113666624.

The previous prime is 1125121997. The next prime is 1125122023. The reversal of 1125122017 is 7102215211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1125122017 - 2¹⁹ = 1124597729 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1125122417) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34834 + ... + 58852.

It is an arithmetic number, because the mean of its divisors is an integer number (142078300).

Almost surely, 2^1125122017 is an apocalyptic number.

It is an amenable number.

1125122017 is a deficient number, since it is larger than the sum of its proper divisors (11504383).

1125122017 is a wasteful number, since it uses less digits than its factorization.

1125122017 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24495.

The product of its (nonzero) digits is 280, while the sum is 22.

The square root of 1125122017 is about 33542.8385352224. The cubic root of 1125122017 is about 1040.0795109945.

Adding to 1125122017 its reverse (7102215211), we get a palindrome (8227337228).

The spelling of 1125122017 in words is "one billion, one hundred twenty-five million, one hundred twenty-two thousand, seventeen".