2126528387 has 2 divisors, whose sum is σ = 2126528388. Its totient is φ = 2126528386.

The previous prime is 2126528363. The next prime is 2126528423. The reversal of 2126528387 is 7838256212.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2126528387 - 2³⁰ = 1052786563 is a prime.

It is not a weakly prime, because it can be changed into another prime (2126528347) by changing a digit.

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 as a sum of consecutive naturals, namely, 1063264193 + 1063264194.

It is an arithmetic number, because the mean of its divisors is an integer number (1063264194).

Almost surely, 2^2126528387 is an apocalyptic number.

2126528387 is a deficient number, since it is larger than the sum of its proper divisors (1).

2126528387 is an equidigital number, since it uses as much as digits as its factorization.

2126528387 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 322560, while the sum is 44.

The square root of 2126528387 is about 46114.2969912803. The cubic root of 2126528387 is about 1285.9489499603.

The spelling of 2126528387 in words is "two billion, one hundred twenty-six million, five hundred twenty-eight thousand, three hundred eighty-seven".