2126045403 has 12 divisors (see below), whose sum is σ = 3072129840. Its totient is φ = 1416821136.

The previous prime is 2126045399. The next prime is 2126045417. The reversal of 2126045403 is 3045406212.

2126045403 is a `hidden beast` number, since 2 + 1 + 2 + 604 + 54 + 0 + 3 = 666.

It is not a de Polignac number, because 2126045403 - 2² = 2126045399 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2126045443) 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 11 ways as a sum of consecutive naturals, for example, 19623 + ... + 68096.

It is an arithmetic number, because the mean of its divisors is an integer number (256010820).

Almost surely, 2^2126045403 is an apocalyptic number.

2126045403 is a deficient number, since it is larger than the sum of its proper divisors (946084437).

2126045403 is a wasteful number, since it uses less digits than its factorization.

2126045403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90418 (or 90415 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The square root of 2126045403 is about 46109.0598798110. The cubic root of 2126045403 is about 1285.8515862949.

The spelling of 2126045403 in words is "two billion, one hundred twenty-six million, forty-five thousand, four hundred three".