602540043131 has 16 divisors (see below), whose sum is σ = 687083056800. Its totient is φ = 526917572064.

The previous prime is 602540043113. The next prime is 602540043137. The reversal of 602540043131 is 131340045206.

It is not a de Polignac number, because 602540043131 - 2¹⁰ = 602540042107 is a prime.

It is a super-2 number, since 2×602540043131² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 602540043094 and 602540043103.

It is not an unprimeable number, because it can be changed into a prime (602540043137) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7175516 + ... + 7259001.

It is an arithmetic number, because the mean of its divisors is an integer number (42942691050).

Almost surely, 2^602540043131 is an apocalyptic number.

602540043131 is a deficient number, since it is larger than the sum of its proper divisors (84543013669).

602540043131 is a wasteful number, since it uses less digits than its factorization.

602540043131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14434575 (or 14434549 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 29.

Adding to 602540043131 its reverse (131340045206), we get a palindrome (733880088337).

The spelling of 602540043131 in words is "six hundred two billion, five hundred forty million, forty-three thousand, one hundred thirty-one".