1135722125 has 8 divisors (see below), whose sum is σ = 1417381368. Its totient is φ = 908577600.

The previous prime is 1135722113. The next prime is 1135722151. The reversal of 1135722125 is 5212275311.

It can be written as a sum of positive squares in 4 ways, for example, as 5484964 + 1130237161 = 2342^2 + 33619^2 .

It is not a de Polignac number, because 1135722125 - 2¹⁰ = 1135721101 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4542764 + ... + 4543013.

It is an arithmetic number, because the mean of its divisors is an integer number (177172671).

Almost surely, 2^1135722125 is an apocalyptic number.

It is an amenable number.

1135722125 is a deficient number, since it is larger than the sum of its proper divisors (281659243).

1135722125 is an frugal number, since it uses more digits than its factorization.

1135722125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9085792 (or 9085782 counting only the distinct ones).

The product of its digits is 4200, while the sum is 29.

The square root of 1135722125 is about 33700.4766286769. The cubic root of 1135722125 is about 1043.3356058726.

Adding to 1135722125 its reverse (5212275311), we get a palindrome (6347997436).

The spelling of 1135722125 in words is "one billion, one hundred thirty-five million, seven hundred twenty-two thousand, one hundred twenty-five".