5121435064 has 16 divisors (see below), whose sum is σ = 9643907520. Its totient is φ = 2549726400.

The previous prime is 5121435023. The next prime is 5121435157. The reversal of 5121435064 is 4605341215.

It is a happy number.

It is a super-2 number, since 2×5121435064² = 52458194229537368192, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1371912 + ... + 1375639.

It is an arithmetic number, because the mean of its divisors is an integer number (602744220).

Almost surely, 2^5121435064 is an apocalyptic number.

It is an amenable number.

5121435064 is a deficient number, since it is larger than the sum of its proper divisors (4522472456).

5121435064 is a wasteful number, since it uses less digits than its factorization.

5121435064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2747790 (or 2747786 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 31.

The square root of 5121435064 is about 71564.2023919781. The cubic root of 5121435064 is about 1723.7087657157.

Adding to 5121435064 its reverse (4605341215), we get a palindrome (9726776279).

The spelling of 5121435064 in words is "five billion, one hundred twenty-one million, four hundred thirty-five thousand, sixty-four".