1253422145142 has 24 divisors (see below), whose sum is σ = 2761777610280. Its totient is φ = 410725900320.

The previous prime is 1253422145117. The next prime is 1253422145177. The reversal of 1253422145142 is 2415412243521.

1253422145142 is a `hidden beast` number, since 1 + 2 + 53 + 422 + 1 + 45 + 142 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 1253422145097 and 1253422145106.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 590122359 + ... + 590124482.

It is an arithmetic number, because the mean of its divisors is an integer number (115074067095).

Almost surely, 2^{1253422145142} is an apocalyptic number.

1253422145142 is an abundant number, since it is smaller than the sum of its proper divisors (1508355465138).

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

1253422145142 is a wasteful number, since it uses less digits than its factorization.

1253422145142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1180246908 (or 1180246905 counting only the distinct ones).

The product of its digits is 76800, while the sum is 36.

Adding to 1253422145142 its reverse (2415412243521), we get a palindrome (3668834388663).

The spelling of 1253422145142 in words is "one trillion, two hundred fifty-three billion, four hundred twenty-two million, one hundred forty-five thousand, one hundred forty-two".