48511811 has 2 divisors, whose sum is σ = 48511812. Its totient is φ = 48511810.

The previous prime is 48511781. The next prime is 48511817. The reversal of 48511811 is 11811584.

48511811 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 a de Polignac number, because none of the positive numbers 2^k-48511811 is a prime.

It is not a weakly prime, because it can be changed into another prime (48511817) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24255905 + 24255906.

It is an arithmetic number, because the mean of its divisors is an integer number (24255906).

Almost surely, 2^48511811 is an apocalyptic number.

48511811 is a deficient number, since it is larger than the sum of its proper divisors (1).

48511811 is an equidigital number, since it uses as much as digits as its factorization.

48511811 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1280, while the sum is 29.

The square root of 48511811 is about 6965.0420673532. The cubic root of 48511811 is about 364.7112522128.

The spelling of 48511811 in words is "forty-eight million, five hundred eleven thousand, eight hundred eleven".