1123319 has 2 divisors, whose sum is σ = 1123320. Its totient is φ = 1123318.

The previous prime is 1123307. The next prime is 1123327. The reversal of 1123319 is 9133211.

It is a strong prime.

It is an emirp because it is prime and its reverse (9133211) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1123319 - 2⁴ = 1123303 is a prime.

It is a super-2 number, since 2×1123319² = 2523691151522, which contains 22 as substring.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1123319.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1123349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 561659 + 561660.

It is an arithmetic number, because the mean of its divisors is an integer number (561660).

2^1123319 is an apocalyptic number.

1123319 is a deficient number, since it is larger than the sum of its proper divisors (1).

1123319 is an equidigital number, since it uses as much as digits as its factorization.

1123319 is an evil number, because the sum of its binary digits is even.

The product of its digits is 162, while the sum is 20.

The square root of 1123319 is about 1059.8674445420. The cubic root of 1123319 is about 103.9523635388.

The spelling of 1123319 in words is "one million, one hundred twenty-three thousand, three hundred nineteen".