1005451132412 has 12 divisors (see below), whose sum is σ = 1760389926120. Its totient is φ = 502482582096.

The previous prime is 1005451132397. The next prime is 1005451132423. The reversal of 1005451132412 is 2142311545001.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 60736718 + ... + 60753269.

It is an arithmetic number, because the mean of its divisors is an integer number (146699160510).

Almost surely, 2^{1005451132412} is an apocalyptic number.

It is an amenable number.

1005451132412 is a deficient number, since it is larger than the sum of its proper divisors (754938793708).

1005451132412 is a wasteful number, since it uses less digits than its factorization.

1005451132412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121492060 (or 121492058 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 29.

Adding to 1005451132412 its reverse (2142311545001), we get a palindrome (3147762677413).

The spelling of 1005451132412 in words is "one trillion, five billion, four hundred fifty-one million, one hundred thirty-two thousand, four hundred twelve".