4640471111 has 4 divisors (see below), whose sum is σ = 4641329424. Its totient is φ = 4639612800.

The previous prime is 4640471093. The next prime is 4640471149. The reversal of 4640471111 is 1111740464.

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 4640471111 - 2¹⁴ = 4640454727 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 (4640471411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 420995 + ... + 431876.

It is an arithmetic number, because the mean of its divisors is an integer number (1160332356).

Almost surely, 2^4640471111 is an apocalyptic number.

4640471111 is a deficient number, since it is larger than the sum of its proper divisors (858313).

4640471111 is an equidigital number, since it uses as much as digits as its factorization.

4640471111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 858312.

The product of its (nonzero) digits is 2688, while the sum is 29.

The square root of 4640471111 is about 68121.0034497438. The cubic root of 4640471111 is about 1667.9666302243.

The spelling of 4640471111 in words is "four billion, six hundred forty million, four hundred seventy-one thousand, one hundred eleven".