5140012321 has 8 divisors (see below), whose sum is σ = 5159105000. Its totient is φ = 5120945280.

The previous prime is 5140012307. The next prime is 5140012349. The reversal of 5140012321 is 1232100415.

It can be written as a sum of positive squares in 4 ways, for example, as 1974824721 + 3165187600 = 44439^2 + 56260^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 5140012321 - 2⁵ = 5140012289 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5140012351) 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, 455455 + ... + 466603.

It is an arithmetic number, because the mean of its divisors is an integer number (644888125).

Almost surely, 2^5140012321 is an apocalyptic number.

It is an amenable number.

5140012321 is a deficient number, since it is larger than the sum of its proper divisors (19092679).

5140012321 is a wasteful number, since it uses less digits than its factorization.

5140012321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12819.

The product of its (nonzero) digits is 240, while the sum is 19.

The square root of 5140012321 is about 71693.8792436286. The cubic root of 5140012321 is about 1725.7904179649.

Adding to 5140012321 its reverse (1232100415), we get a palindrome (6372112736).

The spelling of 5140012321 in words is "five billion, one hundred forty million, twelve thousand, three hundred twenty-one".