2125236289 has 8 divisors (see below), whose sum is σ = 2320113600. Its totient is φ = 1930638000.

The previous prime is 2125236287. The next prime is 2125236293. The reversal of 2125236289 is 9826325212.

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 2125236289 - 2¹ = 2125236287 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2125236287) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 53662 + ... + 84439.

It is an arithmetic number, because the mean of its divisors is an integer number (290014200).

Almost surely, 2^2125236289 is an apocalyptic number.

It is an amenable number.

2125236289 is a deficient number, since it is larger than the sum of its proper divisors (194877311).

2125236289 is a wasteful number, since it uses less digits than its factorization.

2125236289 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139511.

The product of its digits is 103680, while the sum is 40.

The square root of 2125236289 is about 46100.2851292701. The cubic root of 2125236289 is about 1285.6884457635.

It can be divided in two parts, 212523 and 6289, that added together give a palindrome (218812).

The spelling of 2125236289 in words is "two billion, one hundred twenty-five million, two hundred thirty-six thousand, two hundred eighty-nine".