4711661 has 4 divisors (see below), whose sum is σ = 4768512. Its totient is φ = 4654812.

The previous prime is 4711657. The next prime is 4711699. The reversal of 4711661 is 1661174.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 1661174 = 2 ⋅830587.

It is a cyclic number.

It is not a de Polignac number, because 4711661 - 2² = 4711657 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4711661.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4711621) 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, 28301 + ... + 28466.

It is an arithmetic number, because the mean of its divisors is an integer number (1192128).

Almost surely, 2^4711661 is an apocalyptic number.

It is an amenable number.

4711661 is a deficient number, since it is larger than the sum of its proper divisors (56851).

4711661 is an equidigital number, since it uses as much as digits as its factorization.

4711661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56850.

The product of its digits is 1008, while the sum is 26.

The square root of 4711661 is about 2170.6360818894. The cubic root of 4711661 is about 167.6452856933.

The spelling of 4711661 in words is "four million, seven hundred eleven thousand, six hundred sixty-one".