1229167 has 4 divisors (see below), whose sum is σ = 1293880. Its totient is φ = 1164456.

The previous prime is 1229159. The next prime is 1229197. The reversal of 1229167 is 7619221.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 7619221 = 509 ⋅14969.

It is a cyclic number.

It is not a de Polignac number, because 1229167 - 2³ = 1229159 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1229197) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32328 + ... + 32365.

It is an arithmetic number, because the mean of its divisors is an integer number (323470).

2^1229167 is an apocalyptic number.

1229167 is a deficient number, since it is larger than the sum of its proper divisors (64713).

1229167 is an equidigital number, since it uses as much as digits as its factorization.

1229167 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64712.

The product of its digits is 1512, while the sum is 28.

The square root of 1229167 is about 1108.6780416334. The cubic root of 1229167 is about 107.1199342283.

The spelling of 1229167 in words is "one million, two hundred twenty-nine thousand, one hundred sixty-seven".