5140540321 has 8 divisors (see below), whose sum is σ = 5877840704. Its totient is φ = 4403974320.

The previous prime is 5140540313. The next prime is 5140540357. The reversal of 5140540321 is 1230450415.

It is a happy number.

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 5140540321 - 2³ = 5140540313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5140540381) 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, 168510 + ... + 196663.

It is an arithmetic number, because the mean of its divisors is an integer number (734730088).

Almost surely, 2^5140540321 is an apocalyptic number.

It is an amenable number.

5140540321 is a deficient number, since it is larger than the sum of its proper divisors (737300383).

5140540321 is a wasteful number, since it uses less digits than its factorization.

5140540321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 367191.

The product of its (nonzero) digits is 2400, while the sum is 25.

The square root of 5140540321 is about 71697.5614717823. The cubic root of 5140540321 is about 1725.8495090127.

Adding to 5140540321 its reverse (1230450415), we get a palindrome (6370990736).

The spelling of 5140540321 in words is "five billion, one hundred forty million, five hundred forty thousand, three hundred twenty-one".