1403164423 has 2 divisors, whose sum is σ = 1403164424. Its totient is φ = 1403164422.

The previous prime is 1403164349. The next prime is 1403164447. The reversal of 1403164423 is 3244613041.

It is a strong prime.

It is an emirp because it is prime and its reverse (3244613041) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1403164423 - 2⁹ = 1403163911 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1403164391 and 1403164400.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1403164123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 701582211 + 701582212.

It is an arithmetic number, because the mean of its divisors is an integer number (701582212).

Almost surely, 2^1403164423 is an apocalyptic number.

1403164423 is a deficient number, since it is larger than the sum of its proper divisors (1).

1403164423 is an equidigital number, since it uses as much as digits as its factorization.

1403164423 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6912, while the sum is 28.

The square root of 1403164423 is about 37458.8363807527. The cubic root of 1403164423 is about 1119.5311661771.

Adding to 1403164423 its reverse (3244613041), we get a palindrome (4647777464).

The spelling of 1403164423 in words is "one billion, four hundred three million, one hundred sixty-four thousand, four hundred twenty-three".