1142213510253 has 8 divisors (see below), whose sum is σ = 1522962446368. Its totient is φ = 761470123824.

The previous prime is 1142213510171. The next prime is 1142213510267. The reversal of 1142213510253 is 3520153122411.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-1142213510253 is a prime.

It is a super-2 number, since 2×1142213510253² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1142213510253.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1142213510293) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 880750 + ... + 1749327.

It is an arithmetic number, because the mean of its divisors is an integer number (190370305796).

Almost surely, 2^{1142213510253} is an apocalyptic number.

It is an amenable number.

1142213510253 is a deficient number, since it is larger than the sum of its proper divisors (380748936115).

1142213510253 is a wasteful number, since it uses less digits than its factorization.

1142213510253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2774843.

The product of its (nonzero) digits is 7200, while the sum is 30.

Adding to 1142213510253 its reverse (3520153122411), we get a palindrome (4662366632664).

The spelling of 1142213510253 in words is "one trillion, one hundred forty-two billion, two hundred thirteen million, five hundred ten thousand, two hundred fifty-three".