885261287 has 2 divisors, whose sum is σ = 885261288. Its totient is φ = 885261286.

The previous prime is 885261271. The next prime is 885261301. The reversal of 885261287 is 782162588.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 885261287 - 2⁴ = 885261271 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (885261227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 442630643 + 442630644.

It is an arithmetic number, because the mean of its divisors is an integer number (442630644).

Almost surely, 2^885261287 is an apocalyptic number.

885261287 is a deficient number, since it is larger than the sum of its proper divisors (1).

885261287 is an equidigital number, since it uses as much as digits as its factorization.

885261287 is an evil number, because the sum of its binary digits is even.

The product of its digits is 430080, while the sum is 47.

The square root of 885261287 is about 29753.3407704076. The cubic root of 885261287 is about 960.1899533696.

The spelling of 885261287 in words is "eight hundred eighty-five million, two hundred sixty-one thousand, two hundred eighty-seven".