1445355 has 12 divisors (see below), whose sum is σ = 2505360. Its totient is φ = 770832.

The previous prime is 1445351. The next prime is 1445371. The reversal of 1445355 is 5535441.

It is not a de Polignac number, because 1445355 - 2² = 1445351 is a prime.

It is a Smith number, since the sum of its digits (27) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (1445351) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16015 + ... + 16104.

It is an arithmetic number, because the mean of its divisors is an integer number (208780).

2^1445355 is an apocalyptic number.

1445355 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1445355 is a deficient number, since it is larger than the sum of its proper divisors (1060005).

1445355 is a wasteful number, since it uses less digits than its factorization.

1445355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32130 (or 32127 counting only the distinct ones).

The product of its digits is 6000, while the sum is 27.

The square root of 1445355 is about 1202.2291794828. The cubic root of 1445355 is about 113.0641294168.

It can be divided in two parts, 14 and 45355, that added together give a square (45369 = 213²).

The spelling of 1445355 in words is "one million, four hundred forty-five thousand, three hundred fifty-five".