1423408117 has 2 divisors, whose sum is σ = 1423408118. Its totient is φ = 1423408116.

The previous prime is 1423408097. The next prime is 1423408127. The reversal of 1423408117 is 7118043241.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1272634276 + 150773841 = 35674^2 + 12279^2 .

It is a cyclic number.

It is not a de Polignac number, because 1423408117 - 2¹⁹ = 1422883829 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1423408127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 711704058 + 711704059.

It is an arithmetic number, because the mean of its divisors is an integer number (711704059).

Almost surely, 2^1423408117 is an apocalyptic number.

It is an amenable number.

1423408117 is a deficient number, since it is larger than the sum of its proper divisors (1).

1423408117 is an equidigital number, since it uses as much as digits as its factorization.

1423408117 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5376, while the sum is 31.

The square root of 1423408117 is about 37728.0812790685. The cubic root of 1423408117 is about 1124.8893697302.

The spelling of 1423408117 in words is "one billion, four hundred twenty-three million, four hundred eight thousand, one hundred seventeen".