1122679 has 2 divisors, whose sum is σ = 1122680. Its totient is φ = 1122678.

The previous prime is 1122659. The next prime is 1122683. The reversal of 1122679 is 9762211.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1122679 - 2⁵ = 1122647 is a prime.

It is a plaindrome in base 10.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1122659) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 561339 + 561340.

It is an arithmetic number, because the mean of its divisors is an integer number (561340).

2^1122679 is an apocalyptic number.

1122679 is a deficient number, since it is larger than the sum of its proper divisors (1).

1122679 is an equidigital number, since it uses as much as digits as its factorization.

1122679 is an evil number, because the sum of its binary digits is even.

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

The square root of 1122679 is about 1059.5654769763. The cubic root of 1122679 is about 103.9326178413.

The spelling of 1122679 in words is "one million, one hundred twenty-two thousand, six hundred seventy-nine".