1423135463 has 2 divisors, whose sum is σ = 1423135464. Its totient is φ = 1423135462.

The previous prime is 1423135453. The next prime is 1423135481. The reversal of 1423135463 is 3645313241.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1423135463 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1423135453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 711567731 + 711567732.

It is an arithmetic number, because the mean of its divisors is an integer number (711567732).

Almost surely, 2^1423135463 is an apocalyptic number.

1423135463 is a deficient number, since it is larger than the sum of its proper divisors (1).

1423135463 is an equidigital number, since it uses as much as digits as its factorization.

1423135463 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 25920, while the sum is 32.

The square root of 1423135463 is about 37724.4676967085. The cubic root of 1423135463 is about 1124.8175409114.

It can be divided in two parts, 14231 and 35463, that added together give a palindrome (49694).

The spelling of 1423135463 in words is "one billion, four hundred twenty-three million, one hundred thirty-five thousand, four hundred sixty-three".