4087641433 has 2 divisors, whose sum is σ = 4087641434. Its totient is φ = 4087641432.

The previous prime is 4087641421. The next prime is 4087641473. The reversal of 4087641433 is 3341467804.

It is an a-pointer prime, because the next prime (4087641473) can be obtained adding 4087641433 to its sum of digits (40).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2604775369 + 1482866064 = 51037^2 + 38508^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4087641433 is a prime.

It is not a weakly prime, because it can be changed into another prime (4087641413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2043820716 + 2043820717.

It is an arithmetic number, because the mean of its divisors is an integer number (2043820717).

Almost surely, 2^4087641433 is an apocalyptic number.

It is an amenable number.

4087641433 is a deficient number, since it is larger than the sum of its proper divisors (1).

4087641433 is an equidigital number, since it uses as much as digits as its factorization.

4087641433 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 193536, while the sum is 40.

The square root of 4087641433 is about 63934.6653467428. The cubic root of 4087641433 is about 1598.9109037584.

The spelling of 4087641433 in words is "four billion, eighty-seven million, six hundred forty-one thousand, four hundred thirty-three".