1425175 has 12 divisors (see below), whose sum is σ = 1786840. Its totient is φ = 1127520.

The previous prime is 1425169. The next prime is 1425187. The reversal of 1425175 is 5715241.

It is not a de Polignac number, because 1425175 - 2¹¹ = 1423127 is a prime.

It is a super-2 number, since 2×1425175² = 4062247561250, which contains 22 as substring.

It is a hoax number, since the sum of its digits (25) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (25).

1425175 is a lucky number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2464 + ... + 2986.

2^1425175 is an apocalyptic number.

1425175 is a deficient number, since it is larger than the sum of its proper divisors (361665).

1425175 is a wasteful number, since it uses less digits than its factorization.

1425175 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 642 (or 637 counting only the distinct ones).

The product of its digits is 1400, while the sum is 25.

The square root of 1425175 is about 1193.8069358150. The cubic root of 1425175 is about 112.5354620716.

It can be divided in two parts, 1425 and 175, that added together give a square (1600 = 40²).

The spelling of 1425175 in words is "one million, four hundred twenty-five thousand, one hundred seventy-five".