1393123 has 2 divisors, whose sum is σ = 1393124. Its totient is φ = 1393122.

The previous prime is 1393121. The next prime is 1393141. The reversal of 1393123 is 3213931.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1393123 - 2¹ = 1393121 is a prime.

Together with 1393121, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 1393094 and 1393103.

It is not a weakly prime, because it can be changed into another prime (1393121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 696561 + 696562.

It is an arithmetic number, because the mean of its divisors is an integer number (696562).

2^1393123 is an apocalyptic number.

1393123 is a deficient number, since it is larger than the sum of its proper divisors (1).

1393123 is an equidigital number, since it uses as much as digits as its factorization.

1393123 is an evil number, because the sum of its binary digits is even.

The product of its digits is 486, while the sum is 22.

The square root of 1393123 is about 1180.3063161739. The cubic root of 1393123 is about 111.6854214681.

The spelling of 1393123 in words is "one million, three hundred ninety-three thousand, one hundred twenty-three".