103540240052 has 12 divisors (see below), whose sum is σ = 191853974340. Its totient is φ = 48724818816.

The previous prime is 103540240051. The next prime is 103540240081. The reversal of 103540240052 is 250042045301.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 96232725796 + 7307514256 = 310214^2 + 85484^2 .

It is a super-3 number, since 3×103540240052³ (a number of 34 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103540240051) 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, 761325227 + ... + 761325362.

It is an arithmetic number, because the mean of its divisors is an integer number (15987831195).

Almost surely, 2^103540240052 is an apocalyptic number.

It is an amenable number.

103540240052 is a deficient number, since it is larger than the sum of its proper divisors (88313734288).

103540240052 is a wasteful number, since it uses less digits than its factorization.

103540240052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1522650610 (or 1522650608 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 26.

Adding to 103540240052 its reverse (250042045301), we get a palindrome (353582285353).

The spelling of 103540240052 in words is "one hundred three billion, five hundred forty million, two hundred forty thousand, fifty-two".