5156321043 has 8 divisors (see below), whose sum is σ = 6903623056. Its totient is φ = 3423283200.

The previous prime is 5156321029. The next prime is 5156321063. The reversal of 5156321043 is 3401236515.

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

It is not a de Polignac number, because 5156321043 - 2⁵ = 5156321011 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5156321043.

It is not an unprimeable number, because it can be changed into a prime (5156321063) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3565198 + ... + 3566643.

It is an arithmetic number, because the mean of its divisors is an integer number (862952882).

Almost surely, 2^5156321043 is an apocalyptic number.

5156321043 is a deficient number, since it is larger than the sum of its proper divisors (1747302013).

5156321043 is a wasteful number, since it uses less digits than its factorization.

5156321043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7132085.

The product of its (nonzero) digits is 10800, while the sum is 30.

The square root of 5156321043 is about 71807.5277599779. The cubic root of 5156321043 is about 1727.6137418049.

Adding to 5156321043 its reverse (3401236515), we get a palindrome (8557557558).

The spelling of 5156321043 in words is "five billion, one hundred fifty-six million, three hundred twenty-one thousand, forty-three".