1423271051512 has 32 divisors (see below), whose sum is σ = 2741111053200. Its totient is φ = 692313053184.

The previous prime is 1423271051453. The next prime is 1423271051597. The reversal of 1423271051512 is 2151501723241.

It is a super-2 number, since 2×1423271051512² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 2025039 + ... + 2635777.

Almost surely, 2^{1423271051512} is an apocalyptic number.

It is an amenable number.

1423271051512 is a deficient number, since it is larger than the sum of its proper divisors (1317840001688).

1423271051512 is a wasteful number, since it uses less digits than its factorization.

1423271051512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 618655 (or 618651 counting only the distinct ones).

The product of its (nonzero) digits is 16800, while the sum is 34.

Adding to 1423271051512 its reverse (2151501723241), we get a palindrome (3574772774753).

The spelling of 1423271051512 in words is "one trillion, four hundred twenty-three billion, two hundred seventy-one million, fifty-one thousand, five hundred twelve".