56545103 has 2 divisors, whose sum is σ = 56545104. Its totient is φ = 56545102.

The previous prime is 56545091. The next prime is 56545127. The reversal of 56545103 is 30154565.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-56545103 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56545133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28272551 + 28272552.

It is an arithmetic number, because the mean of its divisors is an integer number (28272552).

Almost surely, 2^56545103 is an apocalyptic number.

56545103 is a deficient number, since it is larger than the sum of its proper divisors (1).

56545103 is an equidigital number, since it uses as much as digits as its factorization.

56545103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9000, while the sum is 29.

The square root of 56545103 is about 7519.6477976033. The cubic root of 56545103 is about 383.8235929269.

Adding to 56545103 its reverse (30154565), we get a palindrome (86699668).

The spelling of 56545103 in words is "fifty-six million, five hundred forty-five thousand, one hundred three".