945216158 has 4 divisors (see below), whose sum is σ = 1417824240. Its totient is φ = 472608078.

The previous prime is 945216157. The next prime is 945216193. The reversal of 945216158 is 851612549.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (945216157) 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, 236304038 + ... + 236304041.

It is an arithmetic number, because the mean of its divisors is an integer number (354456060).

Almost surely, 2^945216158 is an apocalyptic number.

945216158 is a deficient number, since it is larger than the sum of its proper divisors (472608082).

945216158 is a wasteful number, since it uses less digits than its factorization.

945216158 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 472608081.

The product of its digits is 86400, while the sum is 41.

The square root of 945216158 is about 30744.3679069842. The cubic root of 945216158 is about 981.3947092732.

The spelling of 945216158 in words is "nine hundred forty-five million, two hundred sixteen thousand, one hundred fifty-eight".