1423051 has 4 divisors (see below), whose sum is σ = 1626352. Its totient is φ = 1219752.

The previous prime is 1423039. The next prime is 1423061. The reversal of 1423051 is 1503241.

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 1423051 - 2⁷ = 1422923 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1423061) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 101640 + ... + 101653.

It is an arithmetic number, because the mean of its divisors is an integer number (406588).

2^1423051 is an apocalyptic number.

1423051 is a deficient number, since it is larger than the sum of its proper divisors (203301).

1423051 is an equidigital number, since it uses as much as digits as its factorization.

1423051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 203300.

The product of its (nonzero) digits is 120, while the sum is 16.

The square root of 1423051 is about 1192.9170130399. The cubic root of 1423051 is about 112.4795287854.

Adding to 1423051 its reverse (1503241), we get a palindrome (2926292).

The spelling of 1423051 in words is "one million, four hundred twenty-three thousand, fifty-one".