2125727999 has 8 divisors (see below), whose sum is σ = 2243520000. Its totient is φ = 2008527192.

The previous prime is 2125727983. The next prime is 2125728013. The reversal of 2125727999 is 9997275212.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2125727999 - 2⁴ = 2125727983 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2125727999.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2125727399) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 140399 + ... + 154800.

It is an arithmetic number, because the mean of its divisors is an integer number (280440000).

Almost surely, 2^2125727999 is an apocalyptic number.

2125727999 is a deficient number, since it is larger than the sum of its proper divisors (117792001).

2125727999 is a wasteful number, since it uses less digits than its factorization.

2125727999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 295597.

The product of its digits is 1428840, while the sum is 53.

The square root of 2125727999 is about 46105.6178681080. The cubic root of 2125727999 is about 1285.7875935021.

The spelling of 2125727999 in words is "two billion, one hundred twenty-five million, seven hundred twenty-seven thousand, nine hundred ninety-nine".