1445432055 has 24 divisors (see below), whose sum is σ = 2456741712. Its totient is φ = 725548032.

The previous prime is 1445432039. The next prime is 1445432099. The reversal of 1445432055 is 5502345441.

It is not a de Polignac number, because 1445432055 - 2⁴ = 1445432039 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 162382 + ... + 171051.

It is an arithmetic number, because the mean of its divisors is an integer number (102364238).

Almost surely, 2^1445432055 is an apocalyptic number.

1445432055 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1445432055 is a deficient number, since it is larger than the sum of its proper divisors (1011309657).

1445432055 is a wasteful number, since it uses less digits than its factorization.

1445432055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 333475 (or 333458 counting only the distinct ones).

The product of its (nonzero) digits is 48000, while the sum is 33.

The square root of 1445432055 is about 38018.8381595230. The cubic root of 1445432055 is about 1130.6613861220.

Adding to 1445432055 its reverse (5502345441), we get a palindrome (6947777496).

The spelling of 1445432055 in words is "one billion, four hundred forty-five million, four hundred thirty-two thousand, fifty-five".