1240414423 has 2 divisors, whose sum is σ = 1240414424. Its totient is φ = 1240414422.

The previous prime is 1240414397. The next prime is 1240414429. The reversal of 1240414423 is 3244140421.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1240414423 - 2⁵ = 1240414391 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1240414429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 620207211 + 620207212.

It is an arithmetic number, because the mean of its divisors is an integer number (620207212).

Almost surely, 2^1240414423 is an apocalyptic number.

1240414423 is a deficient number, since it is larger than the sum of its proper divisors (1).

1240414423 is an equidigital number, since it uses as much as digits as its factorization.

1240414423 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3072, while the sum is 25.

The square root of 1240414423 is about 35219.5176429207. The cubic root of 1240414423 is about 1074.4567431397.

Adding to 1240414423 its reverse (3244140421), we get a palindrome (4484554844).

The spelling of 1240414423 in words is "one billion, two hundred forty million, four hundred fourteen thousand, four hundred twenty-three".