867449353 has 2 divisors, whose sum is σ = 867449354. Its totient is φ = 867449352.

The previous prime is 867449311. The next prime is 867449371. The reversal of 867449353 is 353944768.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 814988304 + 52461049 = 28548^2 + 7243^2 .

It is a cyclic number.

It is not a de Polignac number, because 867449353 - 2¹⁷ = 867318281 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 867449297 and 867449306.

It is not a weakly prime, because it can be changed into another prime (867449753) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 433724676 + 433724677.

It is an arithmetic number, because the mean of its divisors is an integer number (433724677).

Almost surely, 2^867449353 is an apocalyptic number.

It is an amenable number.

867449353 is a deficient number, since it is larger than the sum of its proper divisors (1).

867449353 is an equidigital number, since it uses as much as digits as its factorization.

867449353 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2177280, while the sum is 49.

The square root of 867449353 is about 29452.4931542306. The cubic root of 867449353 is about 953.7064265664.

The spelling of 867449353 in words is "eight hundred sixty-seven million, four hundred forty-nine thousand, three hundred fifty-three".