285150563 has 2 divisors, whose sum is σ = 285150564. Its totient is φ = 285150562.

The previous prime is 285150557. The next prime is 285150611. The reversal of 285150563 is 365051582.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 285150563 - 2¹⁰ = 285149539 is a prime.

It is not a weakly prime, because it can be changed into another prime (285150863) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 142575281 + 142575282.

It is an arithmetic number, because the mean of its divisors is an integer number (142575282).

Almost surely, 2^285150563 is an apocalyptic number.

285150563 is a deficient number, since it is larger than the sum of its proper divisors (1).

285150563 is an equidigital number, since it uses as much as digits as its factorization.

285150563 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36000, while the sum is 35.

The square root of 285150563 is about 16886.4017185426. The cubic root of 285150563 is about 658.2003028679.

The spelling of 285150563 in words is "two hundred eighty-five million, one hundred fifty thousand, five hundred sixty-three".