1420353 has 12 divisors (see below), whose sum is σ = 2238288. Its totient is φ = 860760.

The previous prime is 1420303. The next prime is 1420357. The reversal of 1420353 is 3530241.

It is a de Polignac number, because none of the positive numbers 2^k-1420353 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1420357) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7075 + ... + 7272.

It is an arithmetic number, because the mean of its divisors is an integer number (186524).

2^1420353 is an apocalyptic number.

It is an amenable number.

1420353 is a deficient number, since it is larger than the sum of its proper divisors (817935).

1420353 is a wasteful number, since it uses less digits than its factorization.

1420353 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14364 (or 14361 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 18.

The square root of 1420353 is about 1191.7856350871. The cubic root of 1420353 is about 112.4083995108.

Adding to 1420353 its reverse (3530241), we get a palindrome (4950594).

The spelling of 1420353 in words is "one million, four hundred twenty thousand, three hundred fifty-three".