5133987 has 12 divisors (see below), whose sum is σ = 7435584. Its totient is φ = 3413520.

The previous prime is 5133977. The next prime is 5134013. The reversal of 5133987 is 7893315.

It is not a de Polignac number, because 5133987 - 2⁶ = 5133923 is a prime.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (5133907) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5518 + ... + 6380.

It is an arithmetic number, because the mean of its divisors is an integer number (619632).

Almost surely, 2^5133987 is an apocalyptic number.

5133987 is a deficient number, since it is larger than the sum of its proper divisors (2301597).

5133987 is a wasteful number, since it uses less digits than its factorization.

5133987 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1530 (or 1527 counting only the distinct ones).

The product of its digits is 22680, while the sum is 36.

The square root of 5133987 is about 2265.8303113870. The cubic root of 5133987 is about 172.5115808230.

The spelling of 5133987 in words is "five million, one hundred thirty-three thousand, nine hundred eighty-seven".