869254201 has 2 divisors, whose sum is σ = 869254202. Its totient is φ = 869254200.

The previous prime is 869254193. The next prime is 869254213. The reversal of 869254201 is 102452968.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 587820025 + 281434176 = 24245^2 + 16776^2 .

It is a cyclic number.

It is not a de Polignac number, because 869254201 - 2³ = 869254193 is a prime.

It is a super-2 number, since 2×869254201² = 1511205731912296802, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (869254231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 434627100 + 434627101.

It is an arithmetic number, because the mean of its divisors is an integer number (434627101).

Almost surely, 2^869254201 is an apocalyptic number.

It is an amenable number.

869254201 is a deficient number, since it is larger than the sum of its proper divisors (1).

869254201 is an equidigital number, since it uses as much as digits as its factorization.

869254201 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 34560, while the sum is 37.

The square root of 869254201 is about 29483.1172198599. The cubic root of 869254201 is about 954.3674076029.

The spelling of 869254201 in words is "eight hundred sixty-nine million, two hundred fifty-four thousand, two hundred one".