2125344515 has 32 divisors (see below), whose sum is σ = 2951230464. Its totient is φ = 1439222400.

The previous prime is 2125344499. The next prime is 2125344517. The reversal of 2125344515 is 5154435212.

It is not a de Polignac number, because 2125344515 - 2⁴ = 2125344499 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2125344517) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2569532 + ... + 2570358.

It is an arithmetic number, because the mean of its divisors is an integer number (92225952).

Almost surely, 2^2125344515 is an apocalyptic number.

2125344515 is a deficient number, since it is larger than the sum of its proper divisors (825885949).

2125344515 is a wasteful number, since it uses less digits than its factorization.

2125344515 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1667.

The product of its digits is 24000, while the sum is 32.

The square root of 2125344515 is about 46101.4589248540. The cubic root of 2125344515 is about 1285.7102696200.

Adding to 2125344515 its reverse (5154435212), we get a palindrome (7279779727).

The spelling of 2125344515 in words is "two billion, one hundred twenty-five million, three hundred forty-four thousand, five hundred fifteen".