143253112642 has 8 divisors (see below), whose sum is σ = 214891891596. Its totient is φ = 71622482112.

The previous prime is 143253112621. The next prime is 143253112643. The reversal of 143253112642 is 246211352341.

It can be written as a sum of positive squares in 2 ways, for example, as 140009924041 + 3243188601 = 374179^2 + 56949^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 143253112598 and 143253112607.

It is not an unprimeable number, because it can be changed into a prime (143253112643) 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, 1992963 + ... + 2063590.

Almost surely, 2^143253112642 is an apocalyptic number.

143253112642 is a deficient number, since it is larger than the sum of its proper divisors (71638778954).

143253112642 is a wasteful number, since it uses less digits than its factorization.

143253112642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4074212.

The product of its digits is 34560, while the sum is 34.

Adding to 143253112642 its reverse (246211352341), we get a palindrome (389464464983).

The spelling of 143253112642 in words is "one hundred forty-three billion, two hundred fifty-three million, one hundred twelve thousand, six hundred forty-two".