5130134523 has 24 divisors (see below), whose sum is σ = 7994140128. Its totient is φ = 3158168832.

The previous prime is 5130134519. The next prime is 5130134543. The reversal of 5130134523 is 3254310315.

5130134523 is a `hidden beast` number, since 5 + 1 + 3 + 0 + 134 + 523 = 666.

It is not a de Polignac number, because 5130134523 - 2² = 5130134519 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5130134543) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 308215 + ... + 324432.

It is an arithmetic number, because the mean of its divisors is an integer number (333089172).

Almost surely, 2^5130134523 is an apocalyptic number.

5130134523 is a gapful number since it is divisible by the number (53) formed by its first and last digit.

5130134523 is a deficient number, since it is larger than the sum of its proper divisors (2864005605).

5130134523 is a wasteful number, since it uses less digits than its factorization.

5130134523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 632723 (or 632720 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 27.

The square root of 5130134523 is about 71624.9574031287. The cubic root of 5130134523 is about 1724.6841987735.

Adding to 5130134523 its reverse (3254310315), we get a palindrome (8384444838).

The spelling of 5130134523 in words is "five billion, one hundred thirty million, one hundred thirty-four thousand, five hundred twenty-three".