1425357 has 10 divisors (see below), whose sum is σ = 2129358. Its totient is φ = 950184.

The previous prime is 1425343. The next prime is 1425367. The reversal of 1425357 is 7535241.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 826281 + 599076 = 909^2 + 774^2 .

It is not a de Polignac number, because 1425357 - 2⁶ = 1425293 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 1425357.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1425337) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 8718 + ... + 8879.

2^1425357 is an apocalyptic number.

It is an amenable number.

1425357 is a deficient number, since it is larger than the sum of its proper divisors (704001).

1425357 is an equidigital number, since it uses as much as digits as its factorization.

1425357 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17609 (or 17600 counting only the distinct ones).

The product of its digits is 4200, while the sum is 27.

The square root of 1425357 is about 1193.8831601124. The cubic root of 1425357 is about 112.5402522628.

The spelling of 1425357 in words is "one million, four hundred twenty-five thousand, three hundred fifty-seven".