48381791 has 2 divisors, whose sum is σ = 48381792. Its totient is φ = 48381790.

The previous prime is 48381787. The next prime is 48381799. The reversal of 48381791 is 19718384.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 48381791 - 2² = 48381787 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (48381799) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24190895 + 24190896.

It is an arithmetic number, because the mean of its divisors is an integer number (24190896).

Almost surely, 2^48381791 is an apocalyptic number.

48381791 is a deficient number, since it is larger than the sum of its proper divisors (1).

48381791 is an equidigital number, since it uses as much as digits as its factorization.

48381791 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 48384, while the sum is 41.

The square root of 48381791 is about 6955.7020493980. The cubic root of 48381791 is about 364.3851310504.

The spelling of 48381791 in words is "forty-eight million, three hundred eighty-one thousand, seven hundred ninety-one".