142752593 has 2 divisors, whose sum is σ = 142752594. Its totient is φ = 142752592.

The previous prime is 142752581. The next prime is 142752601. The reversal of 142752593 is 395257241.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 125171344 + 17581249 = 11188^2 + 4193^2 .

It is an emirp because it is prime and its reverse (395257241) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-142752593 is a prime.

It is not a weakly prime, because it can be changed into another prime (142752503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71376296 + 71376297.

It is an arithmetic number, because the mean of its divisors is an integer number (71376297).

Almost surely, 2^142752593 is an apocalyptic number.

It is an amenable number.

142752593 is a deficient number, since it is larger than the sum of its proper divisors (1).

142752593 is an equidigital number, since it uses as much as digits as its factorization.

142752593 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 75600, while the sum is 38.

The square root of 142752593 is about 11947.9116585284. The cubic root of 142752593 is about 522.6304008222.

The spelling of 142752593 in words is "one hundred forty-two million, seven hundred fifty-two thousand, five hundred ninety-three".