2125135245 has 16 divisors (see below), whose sum is σ = 3401017920. Its totient is φ = 1133138304.

The previous prime is 2125135231. The next prime is 2125135253. The reversal of 2125135245 is 5425315212.

It is not a de Polignac number, because 2125135245 - 2²⁰ = 2124086669 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 60601 + ... + 89009.

It is an arithmetic number, because the mean of its divisors is an integer number (212563620).

Almost surely, 2^2125135245 is an apocalyptic number.

It is an amenable number.

2125135245 is a deficient number, since it is larger than the sum of its proper divisors (1275882675).

2125135245 is a wasteful number, since it uses less digits than its factorization.

2125135245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33404.

The product of its digits is 12000, while the sum is 30.

The square root of 2125135245 is about 46099.1892011129. The cubic root of 2125135245 is about 1285.6680694939.

The spelling of 2125135245 in words is "two billion, one hundred twenty-five million, one hundred thirty-five thousand, two hundred forty-five".