48031811 has 2 divisors, whose sum is σ = 48031812. Its totient is φ = 48031810.

The previous prime is 48031799. The next prime is 48031813. The reversal of 48031811 is 11813084.

48031811 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-48031811 is a prime.

Together with 48031813, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (48031813) 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, 24015905 + 24015906.

It is an arithmetic number, because the mean of its divisors is an integer number (24015906).

Almost surely, 2^48031811 is an apocalyptic number.

48031811 is a deficient number, since it is larger than the sum of its proper divisors (1).

48031811 is an equidigital number, since it uses as much as digits as its factorization.

48031811 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 768, while the sum is 26.

The square root of 48031811 is about 6930.4986112112. The cubic root of 48031811 is about 363.5043847585.

Adding to 48031811 its reverse (11813084), we get a palindrome (59844895).

The spelling of 48031811 in words is "forty-eight million, thirty-one thousand, eight hundred eleven".