2125343015 has 4 divisors (see below), whose sum is σ = 2550411624. Its totient is φ = 1700274408.

The previous prime is 2125342957. The next prime is 2125343047. The reversal of 2125343015 is 5103435212.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2125343015 - 2¹⁰ = 2125341991 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 3 ways as a sum of consecutive naturals, for example, 212534297 + ... + 212534306.

It is an arithmetic number, because the mean of its divisors is an integer number (637602906).

Almost surely, 2^2125343015 is an apocalyptic number.

2125343015 is a deficient number, since it is larger than the sum of its proper divisors (425068609).

2125343015 is an equidigital number, since it uses as much as digits as its factorization.

2125343015 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 425068608.

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 2125343015 is about 46101.4426563855. The cubic root of 2125343015 is about 1285.7099671489.

Adding to 2125343015 its reverse (5103435212), we get a palindrome (7228778227).

The spelling of 2125343015 in words is "two billion, one hundred twenty-five million, three hundred forty-three thousand, fifteen".