1208423 has 2 divisors, whose sum is σ = 1208424. Its totient is φ = 1208422.

The previous prime is 1208413. The next prime is 1208447. The reversal of 1208423 is 3248021.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1208423 - 2⁴ = 1208407 is a prime.

It is a super-2 number, since 2×1208423² = 2920572293858, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1208395 and 1208404.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1208413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 604211 + 604212.

It is an arithmetic number, because the mean of its divisors is an integer number (604212).

2^1208423 is an apocalyptic number.

1208423 is a deficient number, since it is larger than the sum of its proper divisors (1).

1208423 is an equidigital number, since it uses as much as digits as its factorization.

1208423 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 1208423 is about 1099.2829481075. The cubic root of 1208423 is about 106.5139100319.

It can be divided in two parts, 120842 and 3, that multiplied together give a triangular number (362526 = T₈₅₁).

The spelling of 1208423 in words is "one million, two hundred eight thousand, four hundred twenty-three".