5121478734 has 32 divisors (see below), whose sum is σ = 10298158080. Its totient is φ = 1697982912.

The previous prime is 5121478723. The next prime is 5121478757. The reversal of 5121478734 is 4378741215.

It is a congruent number.

It is an unprimeable number.

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 in 15 ways as a sum of consecutive naturals, for example, 1028202 + ... + 1033170.

It is an arithmetic number, because the mean of its divisors is an integer number (321817440).

Almost surely, 2^5121478734 is an apocalyptic number.

5121478734 is an abundant number, since it is smaller than the sum of its proper divisors (5176679346).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5121478734 is a wasteful number, since it uses less digits than its factorization.

5121478734 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5864.

The product of its digits is 188160, while the sum is 42.

The square root of 5121478734 is about 71564.5075019734. The cubic root of 5121478734 is about 1723.7136650031.

The spelling of 5121478734 in words is "five billion, one hundred twenty-one million, four hundred seventy-eight thousand, seven hundred thirty-four".