5123724142 has 16 divisors (see below), whose sum is σ = 7784028000. Its totient is φ = 2529194400.

The previous prime is 5123724131. The next prime is 5123724143. The reversal of 5123724142 is 2414273215.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5123724143) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34159 + ... + 106837.

It is an arithmetic number, because the mean of its divisors is an integer number (486501750).

Almost surely, 2^5123724142 is an apocalyptic number.

5123724142 is a deficient number, since it is larger than the sum of its proper divisors (2660303858).

5123724142 is a wasteful number, since it uses less digits than its factorization.

5123724142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73131.

The product of its digits is 13440, while the sum is 31.

The square root of 5123724142 is about 71580.1937829174. The cubic root of 5123724142 is about 1723.9655372425.

Adding to 5123724142 its reverse (2414273215), we get a palindrome (7537997357).

The spelling of 5123724142 in words is "five billion, one hundred twenty-three million, seven hundred twenty-four thousand, one hundred forty-two".