945173229 has 144 divisors (see below), whose sum is σ = 1794465792. Its totient is φ = 432432000.

The previous prime is 945173227. The next prime is 945173279. The reversal of 945173229 is 922371549.

It is not a de Polignac number, because 945173229 - 2¹ = 945173227 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (945173227) by changing a digit.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 13312264 + ... + 13312334.

It is an arithmetic number, because the mean of its divisors is an integer number (12461568).

Almost surely, 2^945173229 is an apocalyptic number.

It is an amenable number.

945173229 is a deficient number, since it is larger than the sum of its proper divisors (849292563).

945173229 is a wasteful number, since it uses less digits than its factorization.

945173229 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 160 (or 136 counting only the distinct ones).

The product of its digits is 136080, while the sum is 42.

The square root of 945173229 is about 30743.6697386633. The cubic root of 945173229 is about 981.3798516730.

The spelling of 945173229 in words is "nine hundred forty-five million, one hundred seventy-three thousand, two hundred twenty-nine".