5121719734 has 8 divisors (see below), whose sum is σ = 7716424248. Its totient is φ = 2549578320.

The previous prime is 5121719711. The next prime is 5121719737. The reversal of 5121719734 is 4379171215.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5121719737) 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, 5640207 + ... + 5641114.

It is an arithmetic number, because the mean of its divisors is an integer number (964553031).

Almost surely, 2^5121719734 is an apocalyptic number.

5121719734 is a deficient number, since it is larger than the sum of its proper divisors (2594704514).

5121719734 is a wasteful number, since it uses less digits than its factorization.

5121719734 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11281550.

The product of its digits is 52920, while the sum is 40.

The square root of 5121719734 is about 71566.1912777255. The cubic root of 5121719734 is about 1723.7407020172.

The spelling of 5121719734 in words is "five billion, one hundred twenty-one million, seven hundred nineteen thousand, seven hundred thirty-four".