1423167 has 4 divisors (see below), whose sum is σ = 1897560. Its totient is φ = 948776.

The previous prime is 1423159. The next prime is 1423181. The reversal of 1423167 is 7613241.

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 1423167 - 2³ = 1423159 is a prime.

It is a D-number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1423127) 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, 237192 + ... + 237197.

It is an arithmetic number, because the mean of its divisors is an integer number (474390).

2^1423167 is an apocalyptic number.

1423167 is a deficient number, since it is larger than the sum of its proper divisors (474393).

1423167 is an equidigital number, since it uses as much as digits as its factorization.

1423167 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 474392.

The product of its digits is 1008, while the sum is 24.

The square root of 1423167 is about 1192.9656323633. The cubic root of 1423167 is about 112.4825849586.

The spelling of 1423167 in words is "one million, four hundred twenty-three thousand, one hundred sixty-seven".