4976921111 has 4 divisors (see below), whose sum is σ = 4977644472. Its totient is φ = 4976197752.

The previous prime is 4976921107. The next prime is 4976921113. The reversal of 4976921111 is 1111296794.

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

It is a cyclic number.

It is not a de Polignac number, because 4976921111 - 2² = 4976921107 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 (4976921113) 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, 351260 + ... + 365153.

It is an arithmetic number, because the mean of its divisors is an integer number (1244411118).

Almost surely, 2^4976921111 is an apocalyptic number.

4976921111 is a deficient number, since it is larger than the sum of its proper divisors (723361).

4976921111 is an equidigital number, since it uses as much as digits as its factorization.

4976921111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 723360.

The product of its digits is 27216, while the sum is 41.

The square root of 4976921111 is about 70547.2969786937. The cubic root of 4976921111 is about 1707.3409319567.

The spelling of 4976921111 in words is "four billion, nine hundred seventy-six million, nine hundred twenty-one thousand, one hundred eleven".