142600670321 has 4 divisors (see below), whose sum is σ = 142639817712. Its totient is φ = 142561522932.

The previous prime is 142600670309. The next prime is 142600670351. The reversal of 142600670321 is 123076006241.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-142600670321 is a prime.

It is a super-3 number, since 3×142600670321³ (a number of 34 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (142600670351) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19568231 + ... + 19575516.

It is an arithmetic number, because the mean of its divisors is an integer number (35659954428).

Almost surely, 2^142600670321 is an apocalyptic number.

It is an amenable number.

142600670321 is a deficient number, since it is larger than the sum of its proper divisors (39147391).

142600670321 is an equidigital number, since it uses as much as digits as its factorization.

142600670321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39147390.

The product of its (nonzero) digits is 12096, while the sum is 32.

Adding to 142600670321 its reverse (123076006241), we get a palindrome (265676676562).

The spelling of 142600670321 in words is "one hundred forty-two billion, six hundred million, six hundred seventy thousand, three hundred twenty-one".