5140643223 has 4 divisors (see below), whose sum is σ = 6854190968. Its totient is φ = 3427095480.

The previous prime is 5140643213. The next prime is 5140643239. The reversal of 5140643223 is 3223460415.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 5140643223 - 2⁸ = 5140642967 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5140643203) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 856773868 + ... + 856773873.

It is an arithmetic number, because the mean of its divisors is an integer number (1713547742).

Almost surely, 2^5140643223 is an apocalyptic number.

5140643223 is a deficient number, since it is larger than the sum of its proper divisors (1713547745).

5140643223 is a wasteful number, since it uses less digits than its factorization.

5140643223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1713547744.

The product of its (nonzero) digits is 17280, while the sum is 30.

The square root of 5140643223 is about 71698.2790797659. The cubic root of 5140643223 is about 1725.8610248048.

The spelling of 5140643223 in words is "five billion, one hundred forty million, six hundred forty-three thousand, two hundred twenty-three".