1045123 has 2 divisors, whose sum is σ = 1045124. Its totient is φ = 1045122.

The previous prime is 1045117. The next prime is 1045129. The reversal of 1045123 is 3215401.

It is a balanced prime because it is at equal distance from previous prime (1045117) and next prime (1045129).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1045123 is a prime.

1045123 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 1045097 and 1045106.

It is not a weakly prime, because it can be changed into another prime (1045129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 522561 + 522562.

It is an arithmetic number, because the mean of its divisors is an integer number (522562).

2^1045123 is an apocalyptic number.

1045123 is a deficient number, since it is larger than the sum of its proper divisors (1).

1045123 is an equidigital number, since it uses as much as digits as its factorization.

1045123 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 120, while the sum is 16.

The square root of 1045123 is about 1022.3125745094. The cubic root of 1045123 is about 101.4820274422.

The spelling of 1045123 in words is "one million, forty-five thousand, one hundred twenty-three".