250542163 has 4 divisors (see below), whose sum is σ = 250609648. Its totient is φ = 250474680.

The previous prime is 250542139. The next prime is 250542167. The reversal of 250542163 is 361245052.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-250542163 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (250542167) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27828 + ... + 35713.

It is an arithmetic number, because the mean of its divisors is an integer number (62652412).

Almost surely, 2^250542163 is an apocalyptic number.

250542163 is a deficient number, since it is larger than the sum of its proper divisors (67485).

250542163 is an equidigital number, since it uses as much as digits as its factorization.

250542163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67484.

The product of its (nonzero) digits is 7200, while the sum is 28.

The square root of 250542163 is about 15828.5237151163. The cubic root of 250542163 is about 630.4155845346.

The spelling of 250542163 in words is "two hundred fifty million, five hundred forty-two thousand, one hundred sixty-three".