5131499 has 4 divisors (see below), whose sum is σ = 5147064. Its totient is φ = 5115936.

The previous prime is 5131481. The next prime is 5131517. The reversal of 5131499 is 9941315.

5131499 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9941315 = 5 ⋅1988263.

It is an interprime number because it is at equal distance from previous prime (5131481) and next prime (5131517).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5131499 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5131439) by changing a digit.

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

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7277 + ... + 7950.

It is an arithmetic number, because the mean of its divisors is an integer number (1286766).

Almost surely, 2^5131499 is an apocalyptic number.

5131499 is a deficient number, since it is larger than the sum of its proper divisors (15565).

5131499 is a wasteful number, since it uses less digits than its factorization.

5131499 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15564.

The product of its digits is 4860, while the sum is 32.

The square root of 5131499 is about 2265.2812187453. The cubic root of 5131499 is about 172.4837091666.

The spelling of 5131499 in words is "five million, one hundred thirty-one thousand, four hundred ninety-nine".