5135243101 has 4 divisors (see below), whose sum is σ = 5135407452. Its totient is φ = 5135078752.

The previous prime is 5135243081. The next prime is 5135243149. The reversal of 5135243101 is 1013425315.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 2459664025 + 2675579076 = 49595^2 + 51726^2 .

It is a cyclic number.

It is not a de Polignac number, because 5135243101 - 2¹⁷ = 5135112029 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 (5135243161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19240 + ... + 103153.

It is an arithmetic number, because the mean of its divisors is an integer number (1283851863).

Almost surely, 2^5135243101 is an apocalyptic number.

It is an amenable number.

5135243101 is a deficient number, since it is larger than the sum of its proper divisors (164351).

5135243101 is a wasteful number, since it uses less digits than its factorization.

5135243101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 164350.

The product of its (nonzero) digits is 1800, while the sum is 25.

The square root of 5135243101 is about 71660.6105262856. The cubic root of 5135243101 is about 1725.2564879132.

Adding to 5135243101 its reverse (1013425315), we get a palindrome (6148668416).

The spelling of 5135243101 in words is "five billion, one hundred thirty-five million, two hundred forty-three thousand, one hundred one".