869153 has 2 divisors, whose sum is σ = 869154. Its totient is φ = 869152.

The previous prime is 869137. The next prime is 869173. The reversal of 869153 is 351968.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 868624 + 529 = 932^2 + 23^2 .

It is a cyclic number.

It is not a de Polignac number, because 869153 - 2⁴ = 869137 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a plaindrome in base 13.

It is a nialpdrome in base 16.

It is not a weakly prime, because it can be changed into another prime (869173) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 434576 + 434577.

It is an arithmetic number, because the mean of its divisors is an integer number (434577).

2⁸⁶⁹¹⁵³ is an apocalyptic number.

It is an amenable number.

869153 is a deficient number, since it is larger than the sum of its proper divisors (1).

869153 is an equidigital number, since it uses as much as digits as its factorization.

869153 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6480, while the sum is 32.

The square root of 869153 is about 932.2837550875. The cubic root of 869153 is about 95.4330369460.

The spelling of 869153 in words is "eight hundred sixty-nine thousand, one hundred fifty-three".