5131542 has 16 divisors (see below), whose sum is σ = 11052720. Its totient is φ = 1578912.

The previous prime is 5131541. The next prime is 5131543. The reversal of 5131542 is 2451315.

It is an interprime number because it is at equal distance from previous prime (5131541) and next prime (5131543).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5131541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32817 + ... + 32972.

It is an arithmetic number, because the mean of its divisors is an integer number (690795).

Almost surely, 2^5131542 is an apocalyptic number.

5131542 is an abundant number, since it is smaller than the sum of its proper divisors (5921178).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5131542 is a wasteful number, since it uses less digits than its factorization.

5131542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65807.

The product of its digits is 600, while the sum is 21.

The square root of 5131542 is about 2265.2907098207. The cubic root of 5131542 is about 172.4841909478.

Adding to 5131542 its reverse (2451315), we get a palindrome (7582857).

The spelling of 5131542 in words is "five million, one hundred thirty-one thousand, five hundred forty-two".