5146051321 has 4 divisors (see below), whose sum is σ = 5177622352. Its totient is φ = 5114480292.

The previous prime is 5146051319. The next prime is 5146051343. The reversal of 5146051321 is 1231506415.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 1231506415 = 5 ⋅246301283.

It is a cyclic number.

It is not a de Polignac number, because 5146051321 - 2¹ = 5146051319 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 5146051321.

It is not an unprimeable number, because it can be changed into a prime (5146051381) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15785271 + ... + 15785596.

It is an arithmetic number, because the mean of its divisors is an integer number (1294405588).

Almost surely, 2^5146051321 is an apocalyptic number.

It is an amenable number.

5146051321 is a deficient number, since it is larger than the sum of its proper divisors (31571031).

5146051321 is a wasteful number, since it uses less digits than its factorization.

5146051321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31571030.

The product of its (nonzero) digits is 3600, while the sum is 28.

The square root of 5146051321 is about 71735.9834462454. The cubic root of 5146051321 is about 1726.4660304423.

Adding to 5146051321 its reverse (1231506415), we get a palindrome (6377557736).

The spelling of 5146051321 in words is "five billion, one hundred forty-six million, fifty-one thousand, three hundred twenty-one".