1423711 has 2 divisors, whose sum is σ = 1423712. Its totient is φ = 1423710.

The previous prime is 1423703. The next prime is 1423717. The reversal of 1423711 is 1173241.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1423711 - 2³ = 1423703 is a prime.

It is a Chen prime.

1423711 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1423717) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 711855 + 711856.

It is an arithmetic number, because the mean of its divisors is an integer number (711856).

2^1423711 is an apocalyptic number.

1423711 is a deficient number, since it is larger than the sum of its proper divisors (1).

1423711 is an equidigital number, since it uses as much as digits as its factorization.

1423711 is an evil number, because the sum of its binary digits is even.

The product of its digits is 168, while the sum is 19.

The square root of 1423711 is about 1193.1936137945. The cubic root of 1423711 is about 112.4969151417.

Adding to 1423711 its reverse (1173241), we get a palindrome (2596952).

It can be divided in two parts, 1423 and 711, that multiplied together give a triangular number (1011753 = T₁₄₂₂).

The spelling of 1423711 in words is "one million, four hundred twenty-three thousand, seven hundred eleven".