1425105 has 24 divisors (see below), whose sum is σ = 2695680. Its totient is φ = 690720.

The previous prime is 1425097. The next prime is 1425113. The reversal of 1425105 is 5015241.

It is an interprime number because it is at equal distance from previous prime (1425097) and next prime (1425113).

It is not a de Polignac number, because 1425105 - 2³ = 1425097 is a prime.

It is a super-2 number, since 2×1425105² = 4061848522050, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 945 + ... + 1934.

It is an arithmetic number, because the mean of its divisors is an integer number (112320).

2^1425105 is an apocalyptic number.

1425105 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1425105 is a deficient number, since it is larger than the sum of its proper divisors (1270575).

1425105 is a wasteful number, since it uses less digits than its factorization.

1425105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2901 (or 2898 counting only the distinct ones).

The product of its (nonzero) digits is 200, while the sum is 18.

The square root of 1425105 is about 1193.7776174816. Note that the first 3 decimals coincide. The cubic root of 1425105 is about 112.5336195817.

The spelling of 1425105 in words is "one million, four hundred twenty-five thousand, one hundred five".