5097987 has 6 divisors (see below), whose sum is σ = 7363772. Its totient is φ = 3398652.

The previous prime is 5097979. The next prime is 5097991. The reversal of 5097987 is 7897905.

It is not a de Polignac number, because 5097987 - 2³ = 5097979 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5097787) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 283213 + ... + 283230.

Almost surely, 2^5097987 is an apocalyptic number.

5097987 is a deficient number, since it is larger than the sum of its proper divisors (2265785).

5097987 is a wasteful number, since it uses less digits than its factorization.

5097987 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 566449 (or 566446 counting only the distinct ones).

The product of its (nonzero) digits is 158760, while the sum is 45.

The square root of 5097987 is about 2257.8722284487. The cubic root of 5097987 is about 172.1074121763.

It can be divided in two parts, 5097 and 987, that added together give a square (6084 = 78²).

The spelling of 5097987 in words is "five million, ninety-seven thousand, nine hundred eighty-seven".