48512839 has 2 divisors, whose sum is σ = 48512840. Its totient is φ = 48512838.

The previous prime is 48512831. The next prime is 48512869. The reversal of 48512839 is 93821584.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 48512839 - 2³ = 48512831 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (48512831) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24256419 + 24256420.

It is an arithmetic number, because the mean of its divisors is an integer number (24256420).

Almost surely, 2^48512839 is an apocalyptic number.

48512839 is a deficient number, since it is larger than the sum of its proper divisors (1).

48512839 is an equidigital number, since it uses as much as digits as its factorization.

48512839 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 69120, while the sum is 40.

The square root of 48512839 is about 6965.1158640758. The cubic root of 48512839 is about 364.7138283587.

The spelling of 48512839 in words is "forty-eight million, five hundred twelve thousand, eight hundred thirty-nine".