5646020311 has 2 divisors, whose sum is σ = 5646020312. Its totient is φ = 5646020310.

The previous prime is 5646020279. The next prime is 5646020339. The reversal of 5646020311 is 1130206465.

It is an a-pointer prime, because the next prime (5646020339) can be obtained adding 5646020311 to its sum of digits (28).

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5646020311 - 2⁵ = 5646020279 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5646020311.

It is a congruent number.

It is a weakly prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2823010155 + 2823010156.

It is an arithmetic number, because the mean of its divisors is an integer number (2823010156).

Almost surely, 2^5646020311 is an apocalyptic number.

5646020311 is a deficient number, since it is larger than the sum of its proper divisors (1).

5646020311 is an equidigital number, since it uses as much as digits as its factorization.

5646020311 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 5646020311 is about 75140.0047311683. The cubic root of 5646020311 is about 1780.6592170733.

Adding to 5646020311 its reverse (1130206465), we get a palindrome (6776226776).

The spelling of 5646020311 in words is "five billion, six hundred forty-six million, twenty thousand, three hundred eleven".