48172811 has 2 divisors, whose sum is σ = 48172812. Its totient is φ = 48172810.

The previous prime is 48172807. The next prime is 48172823. The reversal of 48172811 is 11827184.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 48172811 - 2² = 48172807 is a prime.

It is not a weakly prime, because it can be changed into another prime (48172841) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24086405 + 24086406.

It is an arithmetic number, because the mean of its divisors is an integer number (24086406).

Almost surely, 2^48172811 is an apocalyptic number.

48172811 is a deficient number, since it is larger than the sum of its proper divisors (1).

48172811 is an equidigital number, since it uses as much as digits as its factorization.

48172811 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3584, while the sum is 32.

The square root of 48172811 is about 6940.6635849896. The cubic root of 48172811 is about 363.8597329173.

Adding to 48172811 its reverse (11827184), we get a palindrome (59999995).

It can be divided in two parts, 48 and 172811, that multiplied together give a palindrome (8294928).

The spelling of 48172811 in words is "forty-eight million, one hundred seventy-two thousand, eight hundred eleven".