142351523243 has 2 divisors, whose sum is σ = 142351523244. Its totient is φ = 142351523242.

The previous prime is 142351523239. The next prime is 142351523273. The reversal of 142351523243 is 342325153241.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 142351523243 - 2² = 142351523239 is a prime.

It is not a weakly prime, because it can be changed into another prime (142351523273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71175761621 + 71175761622.

It is an arithmetic number, because the mean of its divisors is an integer number (71175761622).

Almost surely, 2^142351523243 is an apocalyptic number.

142351523243 is a deficient number, since it is larger than the sum of its proper divisors (1).

142351523243 is an equidigital number, since it uses as much as digits as its factorization.

142351523243 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 86400, while the sum is 35.

Adding to 142351523243 its reverse (342325153241), we get a palindrome (484676676484).

The spelling of 142351523243 in words is "one hundred forty-two billion, three hundred fifty-one million, five hundred twenty-three thousand, two hundred forty-three".