4519028987 has 6 divisors (see below), whose sum is σ = 4967197284. Its totient is φ = 4108208060.

The previous prime is 4519028977. The next prime is 4519028993. The reversal of 4519028987 is 7898209154.

It is a de Polignac number, because none of the positive numbers 2^k-4519028987 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4519028957) 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 5 ways as a sum of consecutive naturals, for example, 18673553 + ... + 18673794.

It is an arithmetic number, because the mean of its divisors is an integer number (827866214).

Almost surely, 2^4519028987 is an apocalyptic number.

4519028987 is a deficient number, since it is larger than the sum of its proper divisors (448168297).

4519028987 is a wasteful number, since it uses less digits than its factorization.

4519028987 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37347369 (or 37347358 counting only the distinct ones).

The product of its (nonzero) digits is 1451520, while the sum is 53.

The square root of 4519028987 is about 67223.7233943494. The cubic root of 4519028987 is about 1653.2874752833.

The spelling of 4519028987 in words is "four billion, five hundred nineteen million, twenty-eight thousand, nine hundred eighty-seven".