1425005 has 8 divisors (see below), whose sum is σ = 1727232. Its totient is φ = 1128528.

The previous prime is 1424989. The next prime is 1425007. The reversal of 1425005 is 5005241.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1425005 - 2⁴ = 1424989 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1425007) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 869 + ... + 1898.

It is an arithmetic number, because the mean of its divisors is an integer number (215904).

2^1425005 is an apocalyptic number.

It is an amenable number.

1425005 is a deficient number, since it is larger than the sum of its proper divisors (302227).

1425005 is a wasteful number, since it uses less digits than its factorization.

1425005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2875.

The product of its (nonzero) digits is 200, while the sum is 17.

The square root of 1425005 is about 1193.7357328990. The cubic root of 1425005 is about 112.5309873487.

The spelling of 1425005 in words is "one million, four hundred twenty-five thousand, five".