5130040523 has 4 divisors (see below), whose sum is σ = 5206608360. Its totient is φ = 5053472688.

The previous prime is 5130040507. The next prime is 5130040571. The reversal of 5130040523 is 3250400315.

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 5130040523 - 2⁴ = 5130040507 is a prime.

It is a super-2 number, since 2×5130040523² = 52634631535244227058, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5130040423) 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, 38283818 + ... + 38283951.

It is an arithmetic number, because the mean of its divisors is an integer number (1301652090).

Almost surely, 2^5130040523 is an apocalyptic number.

5130040523 is a deficient number, since it is larger than the sum of its proper divisors (76567837).

5130040523 is an equidigital number, since it uses as much as digits as its factorization.

5130040523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76567836.

The product of its (nonzero) digits is 1800, while the sum is 23.

The square root of 5130040523 is about 71624.3012042700. The cubic root of 5130040523 is about 1724.6736648519.

Adding to 5130040523 its reverse (3250400315), we get a palindrome (8380440838).

The spelling of 5130040523 in words is "five billion, one hundred thirty million, forty thousand, five hundred twenty-three".