1420963 has 4 divisors (see below), whose sum is σ = 1482768. Its totient is φ = 1359160.

The previous prime is 1420949. The next prime is 1420967. The reversal of 1420963 is 3690241.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1420963 - 2⁵ = 1420931 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1420967) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30868 + ... + 30913.

It is an arithmetic number, because the mean of its divisors is an integer number (370692).

2^1420963 is an apocalyptic number.

1420963 is a deficient number, since it is larger than the sum of its proper divisors (61805).

1420963 is an equidigital number, since it uses as much as digits as its factorization.

1420963 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61804.

The product of its (nonzero) digits is 1296, while the sum is 25.

The square root of 1420963 is about 1192.0415261223. The cubic root of 1420963 is about 112.4244892457.

The spelling of 1420963 in words is "one million, four hundred twenty thousand, nine hundred sixty-three".