1245355114044 has 24 divisors (see below), whose sum is σ = 2905942873680. Its totient is φ = 415102046464.

The previous prime is 1245355114001. The next prime is 1245355114049. The reversal of 1245355114044 is 4404115535421.

It is a junction number, because it is equal to n+sod(n) for n = 1245355113993 and 1245355114011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1245355114049) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1720749 + ... + 2334884.

It is an arithmetic number, because the mean of its divisors is an integer number (121080953070).

Almost surely, 2^{1245355114044} is an apocalyptic number.

It is an amenable number.

1245355114044 is an abundant number, since it is smaller than the sum of its proper divisors (1660587759636).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1245355114044 is a wasteful number, since it uses less digits than its factorization.

1245355114044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4081229 (or 4081227 counting only the distinct ones).

The product of its (nonzero) digits is 192000, while the sum is 39.

The spelling of 1245355114044 in words is "one trillion, two hundred forty-five billion, three hundred fifty-five million, one hundred fourteen thousand, forty-four".