142023240313 has 2 divisors, whose sum is σ = 142023240314. Its totient is φ = 142023240312.

The previous prime is 142023240259. The next prime is 142023240343. The reversal of 142023240313 is 313042320241.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 140139419904 + 1883820409 = 374352^2 + 43403^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-142023240313 is a prime.

It is not a weakly prime, because it can be changed into another prime (142023240343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71011620156 + 71011620157.

It is an arithmetic number, because the mean of its divisors is an integer number (71011620157).

Almost surely, 2^142023240313 is an apocalyptic number.

It is an amenable number.

142023240313 is a deficient number, since it is larger than the sum of its proper divisors (1).

142023240313 is an equidigital number, since it uses as much as digits as its factorization.

142023240313 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 142023240313 its reverse (313042320241), we get a palindrome (455065560554).

The spelling of 142023240313 in words is "one hundred forty-two billion, twenty-three million, two hundred forty thousand, three hundred thirteen".