1431451367423 has 16 divisors (see below), whose sum is σ = 1786019811840. Its totient is φ = 1114570917600.

The previous prime is 1431451367377. The next prime is 1431451367443. The reversal of 1431451367423 is 3247631541341.

It is a happy number.

It is not a de Polignac number, because 1431451367423 - 2³² = 1427156400127 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1431451367443) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6945548 + ... + 7148673.

It is an arithmetic number, because the mean of its divisors is an integer number (111626238240).

Almost surely, 2^{1431451367423} is an apocalyptic number.

1431451367423 is a deficient number, since it is larger than the sum of its proper divisors (354568444417).

1431451367423 is a wasteful number, since it uses less digits than its factorization.

1431451367423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14095558.

The product of its digits is 725760, while the sum is 44.

The spelling of 1431451367423 in words is "one trillion, four hundred thirty-one billion, four hundred fifty-one million, three hundred sixty-seven thousand, four hundred twenty-three".