1253032345242 has 24 divisors (see below), whose sum is σ = 2716206858144. Its totient is φ = 417476918664.

The previous prime is 1253032345241. The next prime is 1253032345259. The reversal of 1253032345242 is 2425432303521.

1253032345242 is a `hidden beast` number, since 1 + 2 + 5 + 303 + 2 + 345 + 2 + 4 + 2 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 1253032345197 and 1253032345206.

It is not an unprimeable number, because it can be changed into a prime (1253032345241) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16672278 + ... + 16747265.

It is an arithmetic number, because the mean of its divisors is an integer number (113175285756).

Almost surely, 2^{1253032345242} is an apocalyptic number.

1253032345242 is an abundant number, since it is smaller than the sum of its proper divisors (1463174512902).

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

1253032345242 is a wasteful number, since it uses less digits than its factorization.

1253032345242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33421634 (or 33421631 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 36.

Adding to 1253032345242 its reverse (2425432303521), we get a palindrome (3678464648763).

The spelling of 1253032345242 in words is "one trillion, two hundred fifty-three billion, thirty-two million, three hundred forty-five thousand, two hundred forty-two".