245548811 has 2 divisors, whose sum is σ = 245548812. Its totient is φ = 245548810.

The previous prime is 245548747. The next prime is 245548817. The reversal of 245548811 is 118845542.

245548811 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 245548811 - 2⁶ = 245548747 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (245548817) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122774405 + 122774406.

It is an arithmetic number, because the mean of its divisors is an integer number (122774406).

Almost surely, 2^245548811 is an apocalyptic number.

245548811 is a deficient number, since it is larger than the sum of its proper divisors (1).

245548811 is an equidigital number, since it uses as much as digits as its factorization.

245548811 is an evil number, because the sum of its binary digits is even.

The product of its digits is 51200, while the sum is 38.

The square root of 245548811 is about 15669.9971601784. The cubic root of 245548811 is about 626.1993490800.

The spelling of 245548811 in words is "two hundred forty-five million, five hundred forty-eight thousand, eight hundred eleven".