480380977 has 2 divisors, whose sum is σ = 480380978. Its totient is φ = 480380976.

The previous prime is 480380941. The next prime is 480381001. The reversal of 480380977 is 779083084.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 421029361 + 59351616 = 20519^2 + 7704^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-480380977 is a prime.

It is not a weakly prime, because it can be changed into another prime (480380177) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 240190488 + 240190489.

It is an arithmetic number, because the mean of its divisors is an integer number (240190489).

Almost surely, 2^480380977 is an apocalyptic number.

It is an amenable number.

480380977 is a deficient number, since it is larger than the sum of its proper divisors (1).

480380977 is an equidigital number, since it uses as much as digits as its factorization.

480380977 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 338688, while the sum is 46.

The square root of 480380977 is about 21917.5951463659. The cubic root of 480380977 is about 783.1806226932.

The spelling of 480380977 in words is "four hundred eighty million, three hundred eighty thousand, nine hundred seventy-seven".