2126330525 has 24 divisors (see below), whose sum is σ = 2937561984. Its totient is φ = 1513510400.

The previous prime is 2126330513. The next prime is 2126330567. The reversal of 2126330525 is 5250336212.

It is not a de Polignac number, because 2126330525 - 2²⁴ = 2109553309 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 69332 + ... + 95181.

It is an arithmetic number, because the mean of its divisors is an integer number (122398416).

Almost surely, 2^2126330525 is an apocalyptic number.

2126330525 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2126330525 is a deficient number, since it is larger than the sum of its proper divisors (811231459).

2126330525 is a wasteful number, since it uses less digits than its factorization.

2126330525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 164581 (or 164576 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 29.

The square root of 2126330525 is about 46112.1515980332. The cubic root of 2126330525 is about 1285.9090651847.

Adding to 2126330525 its reverse (5250336212), we get a palindrome (7376666737).

The spelling of 2126330525 in words is "two billion, one hundred twenty-six million, three hundred thirty thousand, five hundred twenty-five".