480378791 has 2 divisors, whose sum is σ = 480378792. Its totient is φ = 480378790.

The previous prime is 480378781. The next prime is 480378839. The reversal of 480378791 is 197873084.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-480378791 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (480378751) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 240189395 + 240189396.

It is an arithmetic number, because the mean of its divisors is an integer number (240189396).

Almost surely, 2^480378791 is an apocalyptic number.

480378791 is a deficient number, since it is larger than the sum of its proper divisors (1).

480378791 is an equidigital number, since it uses as much as digits as its factorization.

480378791 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 338688, while the sum is 47.

The square root of 480378791 is about 21917.5452776993. The cubic root of 480378791 is about 783.1794347226.

The spelling of 480378791 in words is "four hundred eighty million, three hundred seventy-eight thousand, seven hundred ninety-one".