5120641 has 4 divisors (see below), whose sum is σ = 5142852. Its totient is φ = 5098432.

The previous prime is 5120629. The next prime is 5120657. The reversal of 5120641 is 1460215.

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 1679616 + 3441025 = 1296^2 + 1855^2 .

It is a cyclic number.

It is not a de Polignac number, because 5120641 - 2¹⁹ = 4596353 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5120681) 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, 10756 + ... + 11221.

It is an arithmetic number, because the mean of its divisors is an integer number (1285713).

Almost surely, 2^5120641 is an apocalyptic number.

It is an amenable number.

5120641 is a deficient number, since it is larger than the sum of its proper divisors (22211).

5120641 is a wasteful number, since it uses less digits than its factorization.

5120641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22210.

The product of its (nonzero) digits is 240, while the sum is 19.

The square root of 5120641 is about 2262.8833376911. The cubic root of 5120641 is about 172.3619675724.

Adding to 5120641 its reverse (1460215), we get a palindrome (6580856).

The spelling of 5120641 in words is "five million, one hundred twenty thousand, six hundred forty-one".