5140487 has 4 divisors (see below), whose sum is σ = 5607816. Its totient is φ = 4673160.

The previous prime is 5140481. The next prime is 5140489. The reversal of 5140487 is 7840415.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 5140487 - 2²⁰ = 4091911 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5140481) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 233648 + ... + 233669.

It is an arithmetic number, because the mean of its divisors is an integer number (1401954).

Almost surely, 2^5140487 is an apocalyptic number.

5140487 is a deficient number, since it is larger than the sum of its proper divisors (467329).

5140487 is a wasteful number, since it uses less digits than its factorization.

5140487 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 467328.

The product of its (nonzero) digits is 4480, while the sum is 29.

The square root of 5140487 is about 2267.2642104528. The cubic root of 5140487 is about 172.5843541784.

The spelling of 5140487 in words is "five million, one hundred forty thousand, four hundred eighty-seven".