4936923143 has 4 divisors (see below), whose sum is σ = 4937072448. Its totient is φ = 4936773840.

The previous prime is 4936923139. The next prime is 4936923217. The reversal of 4936923143 is 3413296394.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 4936923143 - 2² = 4936923139 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4936923094 and 4936923103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4936923133) 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, 503 + ... + 99368.

It is an arithmetic number, because the mean of its divisors is an integer number (1234268112).

Almost surely, 2^4936923143 is an apocalyptic number.

4936923143 is a deficient number, since it is larger than the sum of its proper divisors (149305).

4936923143 is an equidigital number, since it uses as much as digits as its factorization.

4936923143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149304.

The product of its digits is 419904, while the sum is 44.

The square root of 4936923143 is about 70263.2417626742. The cubic root of 4936923143 is about 1702.7548347876.

The spelling of 4936923143 in words is "four billion, nine hundred thirty-six million, nine hundred twenty-three thousand, one hundred forty-three".