5965813 has 4 divisors (see below), whose sum is σ = 6818080. Its totient is φ = 5113548.

The previous prime is 5965807. The next prime is 5965819. The reversal of 5965813 is 3185695.

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: 3185695 = 5 ⋅637139.

It is an interprime number because it is at equal distance from previous prime (5965807) and next prime (5965819).

It is a cyclic number.

It is not a de Polignac number, because 5965813 - 2⁵ = 5965781 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 (5965819) 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, 426123 + ... + 426136.

It is an arithmetic number, because the mean of its divisors is an integer number (1704520).

Almost surely, 2^5965813 is an apocalyptic number.

It is an amenable number.

5965813 is a deficient number, since it is larger than the sum of its proper divisors (852267).

5965813 is an equidigital number, since it uses as much as digits as its factorization.

5965813 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 852266.

The product of its digits is 32400, while the sum is 37.

The square root of 5965813 is about 2442.5013817806. The cubic root of 5965813 is about 181.3662800423.

The spelling of 5965813 in words is "five million, nine hundred sixty-five thousand, eight hundred thirteen".