5644442303 has 2 divisors, whose sum is σ = 5644442304. Its totient is φ = 5644442302.

The previous prime is 5644442261. The next prime is 5644442327. The reversal of 5644442303 is 3032444465.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5644442303 - 2⁸ = 5644442047 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5644442203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2822221151 + 2822221152.

It is an arithmetic number, because the mean of its divisors is an integer number (2822221152).

Almost surely, 2^5644442303 is an apocalyptic number.

5644442303 is a deficient number, since it is larger than the sum of its proper divisors (1).

5644442303 is an equidigital number, since it uses as much as digits as its factorization.

5644442303 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 138240, while the sum is 35.

The square root of 5644442303 is about 75129.5035455446. The cubic root of 5644442303 is about 1780.4933092801.

Adding to 5644442303 its reverse (3032444465), we get a palindrome (8676886768).

The spelling of 5644442303 in words is "five billion, six hundred forty-four million, four hundred forty-two thousand, three hundred three".