1144667 has 2 divisors, whose sum is σ = 1144668. Its totient is φ = 1144666.

The previous prime is 1144657. The next prime is 1144681. The reversal of 1144667 is 7664411.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1144667 - 2⁶ = 1144603 is a prime.

It is a Chen prime.

It is a plaindrome in base 10.

It is not a weakly prime, because it can be changed into another prime (1144607) 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 as a sum of consecutive naturals, namely, 572333 + 572334.

It is an arithmetic number, because the mean of its divisors is an integer number (572334).

2^1144667 is an apocalyptic number.

1144667 is a deficient number, since it is larger than the sum of its proper divisors (1).

1144667 is an equidigital number, since it uses as much as digits as its factorization.

1144667 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4032, while the sum is 29.

The square root of 1144667 is about 1069.8911159553. The cubic root of 1144667 is about 104.6067527785.

The spelling of 1144667 in words is "one million, one hundred forty-four thousand, six hundred sixty-seven".