4098944587 has 2 divisors, whose sum is σ = 4098944588. Its totient is φ = 4098944586.

The previous prime is 4098944519. The next prime is 4098944611. The reversal of 4098944587 is 7854498904.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4098944587 is a prime.

It is not a weakly prime, because it can be changed into another prime (4098942587) 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, 2049472293 + 2049472294.

It is an arithmetic number, because the mean of its divisors is an integer number (2049472294).

Almost surely, 2^4098944587 is an apocalyptic number.

4098944587 is a deficient number, since it is larger than the sum of its proper divisors (1).

4098944587 is an equidigital number, since it uses as much as digits as its factorization.

4098944587 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11612160, while the sum is 58.

The square root of 4098944587 is about 64023.0004529622. Note that the first 3 decimals coincide. The cubic root of 4098944587 is about 1600.3833179254.

Subtracting from 4098944587 its sum of digits (58), we obtain a square (4098944529 = 64023²).

The spelling of 4098944587 in words is "four billion, ninety-eight million, nine hundred forty-four thousand, five hundred eighty-seven".