1234452145112 has 16 divisors (see below), whose sum is σ = 2314643988840. Its totient is φ = 617213748096.

The previous prime is 1234452145097. The next prime is 1234452145163. The reversal of 1234452145112 is 2115412544321.

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, 1107713 + ... + 1922480.

Almost surely, 2^{1234452145112} is an apocalyptic number.

It is an amenable number.

1234452145112 is a deficient number, since it is larger than the sum of its proper divisors (1080191843728).

1234452145112 is a wasteful number, since it uses less digits than its factorization.

1234452145112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3081122 (or 3081118 counting only the distinct ones).

The product of its digits is 38400, while the sum is 35.

Adding to 1234452145112 its reverse (2115412544321), we get a palindrome (3349864689433).

The spelling of 1234452145112 in words is "one trillion, two hundred thirty-four billion, four hundred fifty-two million, one hundred forty-five thousand, one hundred twelve".