5479987 has 2 divisors, whose sum is σ = 5479988. Its totient is φ = 5479986.

The previous prime is 5479951. The next prime is 5480009. The reversal of 5479987 is 7899745.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5479987 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5479987.

It is not a weakly prime, because it can be changed into another prime (5479387) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2739993 + 2739994.

It is an arithmetic number, because the mean of its divisors is an integer number (2739994).

Almost surely, 2^5479987 is an apocalyptic number.

5479987 is a deficient number, since it is larger than the sum of its proper divisors (1).

5479987 is an equidigital number, since it uses as much as digits as its factorization.

5479987 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 635040, while the sum is 49.

The square root of 5479987 is about 2340.9372054799. The cubic root of 5479987 is about 176.3030569772.

The spelling of 5479987 in words is "five million, four hundred seventy-nine thousand, nine hundred eighty-seven".