5661024203 has 4 divisors (see below), whose sum is σ = 5697081840. Its totient is φ = 5624966568.

The previous prime is 5661024169. The next prime is 5661024263. The reversal of 5661024203 is 3024201665.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 5661024203 - 2⁶ = 5661024139 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5661024263) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18028583 + ... + 18028896.

It is an arithmetic number, because the mean of its divisors is an integer number (1424270460).

Almost surely, 2^5661024203 is an apocalyptic number.

5661024203 is a deficient number, since it is larger than the sum of its proper divisors (36057637).

5661024203 is a wasteful number, since it uses less digits than its factorization.

5661024203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36057636.

The product of its (nonzero) digits is 8640, while the sum is 29.

The square root of 5661024203 is about 75239.7780632027. The cubic root of 5661024203 is about 1782.2351464290.

Adding to 5661024203 its reverse (3024201665), we get a palindrome (8685225868).

The spelling of 5661024203 in words is "five billion, six hundred sixty-one million, twenty-four thousand, two hundred three".