48219811 has 2 divisors, whose sum is σ = 48219812. Its totient is φ = 48219810.

The previous prime is 48219797. The next prime is 48219817. The reversal of 48219811 is 11891284.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 48219811 - 2⁷ = 48219683 is a prime.

It is not a weakly prime, because it can be changed into another prime (48219817) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24109905 + 24109906.

It is an arithmetic number, because the mean of its divisors is an integer number (24109906).

Almost surely, 2^48219811 is an apocalyptic number.

48219811 is a deficient number, since it is larger than the sum of its proper divisors (1).

48219811 is an equidigital number, since it uses as much as digits as its factorization.

48219811 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4608, while the sum is 34.

The square root of 48219811 is about 6944.0486029405. The cubic root of 48219811 is about 363.9780281992.

The spelling of 48219811 in words is "forty-eight million, two hundred nineteen thousand, eight hundred eleven".