371394469 has 2 divisors, whose sum is σ = 371394470. Its totient is φ = 371394468.

The previous prime is 371394449. The next prime is 371394509. The reversal of 371394469 is 964493173.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 354870244 + 16524225 = 18838^2 + 4065^2 .

It is a cyclic number.

It is not a de Polignac number, because 371394469 - 2⁵ = 371394437 is a prime.

It is a super-2 number, since 2×371394469² = 275867703207583922, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (371394449) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 185697234 + 185697235.

It is an arithmetic number, because the mean of its divisors is an integer number (185697235).

Almost surely, 2^371394469 is an apocalyptic number.

It is an amenable number.

371394469 is a deficient number, since it is larger than the sum of its proper divisors (1).

371394469 is an equidigital number, since it uses as much as digits as its factorization.

371394469 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 489888, while the sum is 46.

The square root of 371394469 is about 19271.5974688140. The cubic root of 371394469 is about 718.8061936254.

The spelling of 371394469 in words is "three hundred seventy-one million, three hundred ninety-four thousand, four hundred sixty-nine".