4811957 has 4 divisors (see below), whose sum is σ = 4819980. Its totient is φ = 4803936.

The previous prime is 4811953. The next prime is 4811993. The reversal of 4811957 is 7591184.

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

It can be written as a sum of positive squares in 2 ways, for example, as 2937796 + 1874161 = 1714^2 + 1369^2 .

It is a cyclic number.

It is not a de Polignac number, because 4811957 - 2² = 4811953 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 (4811953) 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, 3032 + ... + 4337.

It is an arithmetic number, because the mean of its divisors is an integer number (1204995).

Almost surely, 2^4811957 is an apocalyptic number.

It is an amenable number.

4811957 is a deficient number, since it is larger than the sum of its proper divisors (8023).

4811957 is an equidigital number, since it uses as much as digits as its factorization.

4811957 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8022.

The product of its digits is 10080, while the sum is 35.

The square root of 4811957 is about 2193.6173321708. The cubic root of 4811957 is about 168.8264853098.

The spelling of 4811957 in words is "four million, eight hundred eleven thousand, nine hundred fifty-seven".