2513130423523 has 4 divisors (see below), whose sum is σ = 2581052867440. Its totient is φ = 2445207979608.

The previous prime is 2513130423487. The next prime is 2513130423577. The reversal of 2513130423523 is 3253240313152.

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

It is a cyclic number.

It is not a de Polignac number, because 2513130423523 - 2¹⁷ = 2513130292451 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2513130420523) 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, 33961221903 + ... + 33961221976.

It is an arithmetic number, because the mean of its divisors is an integer number (645263216860).

Almost surely, 2^{2513130423523} is an apocalyptic number.

2513130423523 is a deficient number, since it is larger than the sum of its proper divisors (67922443917).

2513130423523 is an equidigital number, since it uses as much as digits as its factorization.

2513130423523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67922443916.

The product of its (nonzero) digits is 64800, while the sum is 34.

Adding to 2513130423523 its reverse (3253240313152), we get a palindrome (5766370736675).

The spelling of 2513130423523 in words is "two trillion, five hundred thirteen billion, one hundred thirty million, four hundred twenty-three thousand, five hundred twenty-three".