2125964735 has 4 divisors (see below), whose sum is σ = 2551157688. Its totient is φ = 1700771784.

The previous prime is 2125964719. The next prime is 2125964761. The reversal of 2125964735 is 5374695212.

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 2125964735 - 2⁴ = 2125964719 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 212596469 + ... + 212596478.

It is an arithmetic number, because the mean of its divisors is an integer number (637789422).

Almost surely, 2^2125964735 is an apocalyptic number.

2125964735 is a deficient number, since it is larger than the sum of its proper divisors (425192953).

2125964735 is an equidigital number, since it uses as much as digits as its factorization.

2125964735 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 425192952.

The product of its digits is 453600, while the sum is 44.

The square root of 2125964735 is about 46108.1851193473. The cubic root of 2125964735 is about 1285.8353231760.

The spelling of 2125964735 in words is "two billion, one hundred twenty-five million, nine hundred sixty-four thousand, seven hundred thirty-five".