1445125 has 16 divisors (see below), whose sum is σ = 1969344. Its totient is φ = 1050000.

The previous prime is 1445117. The next prime is 1445137. The reversal of 1445125 is 5215441.

It is not a de Polignac number, because 1445125 - 2³ = 1445117 is a prime.

It is a super-3 number, since 3×1445125³ = 9053937606333984375, which contains 333 as substring.

It is a Duffinian number.

1445125 is a lucky number.

It is a nialpdrome in base 5.

It is a junction number, because it is equal to n+sod(n) for n = 1445096 and 1445105.

It is a congruent number.

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, 850 + ... + 1900.

It is an arithmetic number, because the mean of its divisors is an integer number (123084).

2^1445125 is an apocalyptic number.

It is an amenable number.

1445125 is a deficient number, since it is larger than the sum of its proper divisors (524219).

1445125 is a wasteful number, since it uses less digits than its factorization.

1445125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1077 (or 1067 counting only the distinct ones).

The product of its digits is 800, while the sum is 22.

The square root of 1445125 is about 1202.1335200384. The cubic root of 1445125 is about 113.0581317832.

It can be divided in two parts, 1445 and 125, that multiplied together give a square (180625 = 425²).

The spelling of 1445125 in words is "one million, four hundred forty-five thousand, one hundred twenty-five".