445152145 has 16 divisors (see below), whose sum is σ = 539965440. Its totient is φ = 352283904.

The previous prime is 445152133. The next prime is 445152161. The reversal of 445152145 is 541251544.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 445152145 - 2²⁵ = 411597713 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 274146 + ... + 275764.

It is an arithmetic number, because the mean of its divisors is an integer number (33747840).

Almost surely, 2^445152145 is an apocalyptic number.

It is an amenable number.

445152145 is a deficient number, since it is larger than the sum of its proper divisors (94813295).

445152145 is a wasteful number, since it uses less digits than its factorization.

445152145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2184.

The product of its digits is 16000, while the sum is 31.

The square root of 445152145 is about 21098.6289838937. The cubic root of 445152145 is about 763.5476710170.

The spelling of 445152145 in words is "four hundred forty-five million, one hundred fifty-two thousand, one hundred forty-five".