215150063 has 4 divisors (see below), whose sum is σ = 215770440. Its totient is φ = 214529688.

The previous prime is 215150059. The next prime is 215150071. The reversal of 215150063 is 360051512.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 215150063 - 2² = 215150059 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (215150003) 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 in 3 ways as a sum of consecutive naturals, for example, 309668 + ... + 310361.

It is an arithmetic number, because the mean of its divisors is an integer number (53942610).

Almost surely, 2^215150063 is an apocalyptic number.

215150063 is a deficient number, since it is larger than the sum of its proper divisors (620377).

215150063 is an equidigital number, since it uses as much as digits as its factorization.

215150063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 620376.

The product of its (nonzero) digits is 900, while the sum is 23.

The square root of 215150063 is about 14667.9945118615. The cubic root of 215150063 is about 599.2119868081.

The spelling of 215150063 in words is "two hundred fifteen million, one hundred fifty thousand, sixty-three".