2126603128 has 32 divisors (see below), whose sum is σ = 4296040560. Its totient is φ = 981066240.

The previous prime is 2126603099. The next prime is 2126603191. The reversal of 2126603128 is 8213066212.

It is a self number, because there is not a number n which added to its sum of digits gives 2126603128.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 381723 + ... + 387253.

Almost surely, 2^2126603128 is an apocalyptic number.

It is an amenable number.

2126603128 is an abundant number, since it is smaller than the sum of its proper divisors (2169437432).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2126603128 is a wasteful number, since it uses less digits than its factorization.

2126603128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9247 (or 9243 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 31.

The square root of 2126603128 is about 46115.1073727472. The cubic root of 2126603128 is about 1285.9640155143.

The spelling of 2126603128 in words is "two billion, one hundred twenty-six million, six hundred three thousand, one hundred twenty-eight".