1423151343405 has 32 divisors (see below), whose sum is σ = 2760051093120. Its totient is φ = 690012771840.

The previous prime is 1423151343391. The next prime is 1423151343503. The reversal of 1423151343405 is 5043431513241.

1423151343405 is a `hidden beast` number, since 1 + 4 + 231 + 5 + 13 + 4 + 3 + 405 = 666.

It is not a de Polignac number, because 1423151343405 - 2⁵ = 1423151343373 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1423151343405.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 479174052 + ... + 479177021.

It is an arithmetic number, because the mean of its divisors is an integer number (86251596660).

Almost surely, 2^{1423151343405} is an apocalyptic number.

1423151343405 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1423151343405 is a deficient number, since it is larger than the sum of its proper divisors (1336899749715).

1423151343405 is a wasteful number, since it uses less digits than its factorization.

1423151343405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 958351098 (or 958351092 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 36.

Adding to 1423151343405 its reverse (5043431513241), we get a palindrome (6466582856646).

The spelling of 1423151343405 in words is "one trillion, four hundred twenty-three billion, one hundred fifty-one million, three hundred forty-three thousand, four hundred five".