4921137 has 12 divisors (see below), whose sum is σ = 7655284. Its totient is φ = 3028320.

The previous prime is 4921129. The next prime is 4921139. The reversal of 4921137 is 7311294.

It can be written as a sum of positive squares in 2 ways, for example, as 3272481 + 1648656 = 1809^2 + 1284^2 .

It is not a de Polignac number, because 4921137 - 2³ = 4921129 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4921137.

It is not an unprimeable number, because it can be changed into a prime (4921139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 20914 + ... + 21147.

Almost surely, 2^4921137 is an apocalyptic number.

It is an amenable number.

4921137 is a deficient number, since it is larger than the sum of its proper divisors (2734147).

4921137 is a wasteful number, since it uses less digits than its factorization.

4921137 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42080 (or 42077 counting only the distinct ones).

The product of its digits is 1512, while the sum is 27.

The square root of 4921137 is about 2218.3635860697. The cubic root of 4921137 is about 170.0938005988.

The spelling of 4921137 in words is "four million, nine hundred twenty-one thousand, one hundred thirty-seven".