1245355105112 has 16 divisors (see below), whose sum is σ = 2338825338360. Its totient is φ = 621668348224.

The previous prime is 1245355105097. The next prime is 1245355105117. The reversal of 1245355105112 is 2115015535421.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1245355105117) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 126145298 + ... + 126155169.

Almost surely, 2^{1245355105112} is an apocalyptic number.

It is an amenable number.

1245355105112 is a deficient number, since it is larger than the sum of its proper divisors (1093470233248).

1245355105112 is a wasteful number, since it uses less digits than its factorization.

1245355105112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 252301090 (or 252301086 counting only the distinct ones).

The product of its (nonzero) digits is 30000, while the sum is 35.

The spelling of 1245355105112 in words is "one trillion, two hundred forty-five billion, three hundred fifty-five million, one hundred five thousand, one hundred twelve".