2153135125 has 32 divisors (see below), whose sum is σ = 2733419520. Its totient is φ = 1693036800.

The previous prime is 2153135113. The next prime is 2153135143. The reversal of 2153135125 is 5215313512.

It is not a de Polignac number, because 2153135125 - 2¹¹ = 2153133077 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2153135093 and 2153135102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3327552 + ... + 3328198.

It is an arithmetic number, because the mean of its divisors is an integer number (85419360).

Almost surely, 2^2153135125 is an apocalyptic number.

2153135125 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2153135125 is a deficient number, since it is larger than the sum of its proper divisors (580284395).

2153135125 is an equidigital number, since it uses as much as digits as its factorization.

2153135125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1078 (or 1068 counting only the distinct ones).

The product of its digits is 4500, while the sum is 28.

The square root of 2153135125 is about 46401.8870844710. The cubic root of 2153135125 is about 1291.2899231924.

Adding to 2153135125 its reverse (5215313512), we get a palindrome (7368448637).

The spelling of 2153135125 in words is "two billion, one hundred fifty-three million, one hundred thirty-five thousand, one hundred twenty-five".