869449307 has 2 divisors, whose sum is σ = 869449308. Its totient is φ = 869449306.

The previous prime is 869449283. The next prime is 869449331. The reversal of 869449307 is 703944968.

It is a balanced prime because it is at equal distance from previous prime (869449283) and next prime (869449331).

It is a cyclic number.

It is not a de Polignac number, because 869449307 - 2¹⁴ = 869432923 is a prime.

It is not a weakly prime, because it can be changed into another prime (869449807) 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, 434724653 + 434724654.

It is an arithmetic number, because the mean of its divisors is an integer number (434724654).

Almost surely, 2^869449307 is an apocalyptic number.

869449307 is a deficient number, since it is larger than the sum of its proper divisors (1).

869449307 is an equidigital number, since it uses as much as digits as its factorization.

869449307 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1306368, while the sum is 50.

The square root of 869449307 is about 29486.4258091753. The cubic root of 869449307 is about 954.4388055429.

The spelling of 869449307 in words is "eight hundred sixty-nine million, four hundred forty-nine thousand, three hundred seven".