4992053923 has 4 divisors (see below), whose sum is σ = 5027968120. Its totient is φ = 4956139728.

The previous prime is 4992053909. The next prime is 4992053947. The reversal of 4992053923 is 3293502994.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4992053923 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4992053993) 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, 17956890 + ... + 17957167.

It is an arithmetic number, because the mean of its divisors is an integer number (1256992030).

Almost surely, 2^4992053923 is an apocalyptic number.

4992053923 is a deficient number, since it is larger than the sum of its proper divisors (35914197).

4992053923 is a wasteful number, since it uses less digits than its factorization.

4992053923 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35914196.

The product of its (nonzero) digits is 524880, while the sum is 46.

The square root of 4992053923 is about 70654.4685281830. The cubic root of 4992053923 is about 1709.0696263582.

The spelling of 4992053923 in words is "four billion, nine hundred ninety-two million, fifty-three thousand, nine hundred twenty-three".