1145323 has 2 divisors, whose sum is σ = 1145324. Its totient is φ = 1145322.

The previous prime is 1145311. The next prime is 1145327. The reversal of 1145323 is 3235411.

It is a strong prime.

It is an emirp because it is prime and its reverse (3235411) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1145323 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1145323.

It is not a weakly prime, because it can be changed into another prime (1145327) 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, 572661 + 572662.

It is an arithmetic number, because the mean of its divisors is an integer number (572662).

2^1145323 is an apocalyptic number.

1145323 is a deficient number, since it is larger than the sum of its proper divisors (1).

1145323 is an equidigital number, since it uses as much as digits as its factorization.

1145323 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 360, while the sum is 19.

The square root of 1145323 is about 1070.1976452974. The cubic root of 1145323 is about 104.6267320753.

It can be divided in two parts, 11453 and 23, that added together give a triangular number (11476 = T₁₅₁).

The spelling of 1145323 in words is "one million, one hundred forty-five thousand, three hundred twenty-three".