2125954730 has 8 divisors (see below), whose sum is σ = 3826718532. Its totient is φ = 850381888.

The previous prime is 2125954717. The next prime is 2125954739. The reversal of 2125954730 is 374595212.

It can be written as a sum of positive squares in 2 ways, for example, as 2100663889 + 25290841 = 45833^2 + 5029^2 .

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

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2125954739) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 106297727 + ... + 106297746.

Almost surely, 2^2125954730 is an apocalyptic number.

2125954730 is a deficient number, since it is larger than the sum of its proper divisors (1700763802).

2125954730 is a wasteful number, since it uses less digits than its factorization.

2125954730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 212595480.

The product of its (nonzero) digits is 75600, while the sum is 38.

The square root of 2125954730 is about 46108.0766243833. The cubic root of 2125954730 is about 1285.8333060835.

The spelling of 2125954730 in words is "two billion, one hundred twenty-five million, nine hundred fifty-four thousand, seven hundred thirty".