300145445 has 8 divisors (see below), whose sum is σ = 361158144. Its totient is φ = 239460624.

The previous prime is 300145409. The next prime is 300145453. The reversal of 300145445 is 544541003.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 300145445 - 2⁸ = 300145189 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 79949 + ... + 83618.

It is an arithmetic number, because the mean of its divisors is an integer number (45144768).

Almost surely, 2^300145445 is an apocalyptic number.

It is an amenable number.

300145445 is a deficient number, since it is larger than the sum of its proper divisors (61012699).

300145445 is a wasteful number, since it uses less digits than its factorization.

300145445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163939.

The product of its (nonzero) digits is 4800, while the sum is 26.

The square root of 300145445 is about 17324.7062024151. The cubic root of 300145445 is about 669.5411166875.

Adding to 300145445 its reverse (544541003), we get a palindrome (844686448).

The spelling of 300145445 in words is "three hundred million, one hundred forty-five thousand, four hundred forty-five".