5134521004 has 6 divisors (see below), whose sum is σ = 8985411764. Its totient is φ = 2567260500.

The previous prime is 5134521001. The next prime is 5134521083. The reversal of 5134521004 is 4001254315.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 5134521004.

It is not an unprimeable number, because it can be changed into a prime (5134521001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 641815122 + ... + 641815129.

Almost surely, 2^5134521004 is an apocalyptic number.

It is an amenable number.

5134521004 is a deficient number, since it is larger than the sum of its proper divisors (3850890760).

5134521004 is a wasteful number, since it uses less digits than its factorization.

5134521004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1283630255 (or 1283630253 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 25.

The square root of 5134521004 is about 71655.5720373510. The cubic root of 5134521004 is about 1725.1756179390.

Adding to 5134521004 its reverse (4001254315), we get a palindrome (9135775319).

The spelling of 5134521004 in words is "five billion, one hundred thirty-four million, five hundred twenty-one thousand, four".