380313277 has 2 divisors, whose sum is σ = 380313278. Its totient is φ = 380313276.

The previous prime is 380313259. The next prime is 380313299. The reversal of 380313277 is 772313083.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 315204516 + 65108761 = 17754^2 + 8069^2 .

It is a cyclic number.

It is not a de Polignac number, because 380313277 - 2²³ = 371924669 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (380313217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 190156638 + 190156639.

It is an arithmetic number, because the mean of its divisors is an integer number (190156639).

Almost surely, 2^380313277 is an apocalyptic number.

It is an amenable number.

380313277 is a deficient number, since it is larger than the sum of its proper divisors (1).

380313277 is an equidigital number, since it uses as much as digits as its factorization.

380313277 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 21168, while the sum is 34.

The square root of 380313277 is about 19501.6224196860. The cubic root of 380313277 is about 724.5146347866.

The spelling of 380313277 in words is "three hundred eighty million, three hundred thirteen thousand, two hundred seventy-seven".