1296023 has 2 divisors, whose sum is σ = 1296024. Its totient is φ = 1296022.

The previous prime is 1296019. The next prime is 1296037. The reversal of 1296023 is 3206921.

It is a weak prime.

It is an emirp because it is prime and its reverse (3206921) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1296023 - 2² = 1296019 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1296023.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1296523) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 648011 + 648012.

It is an arithmetic number, because the mean of its divisors is an integer number (648012).

2^1296023 is an apocalyptic number.

1296023 is a deficient number, since it is larger than the sum of its proper divisors (1).

1296023 is an equidigital number, since it uses as much as digits as its factorization.

1296023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 648, while the sum is 23.

The square root of 1296023 is about 1138.4300593361. The cubic root of 1296023 is about 109.0278805318.

The spelling of 1296023 in words is "one million, two hundred ninety-six thousand, twenty-three".