48811439 has 2 divisors, whose sum is σ = 48811440. Its totient is φ = 48811438.

The previous prime is 48811423. The next prime is 48811447. The reversal of 48811439 is 93411884.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 48811439 - 2⁴ = 48811423 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (48811409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24405719 + 24405720.

It is an arithmetic number, because the mean of its divisors is an integer number (24405720).

Almost surely, 2^48811439 is an apocalyptic number.

48811439 is a deficient number, since it is larger than the sum of its proper divisors (1).

48811439 is an equidigital number, since it uses as much as digits as its factorization.

48811439 is an evil number, because the sum of its binary digits is even.

The product of its digits is 27648, while the sum is 38.

The square root of 48811439 is about 6986.5183746985. The cubic root of 48811439 is about 365.4605782633.

The spelling of 48811439 in words is "forty-eight million, eight hundred eleven thousand, four hundred thirty-nine".