142003793 has 2 divisors, whose sum is σ = 142003794. Its totient is φ = 142003792.

The previous prime is 142003789. The next prime is 142003819. The reversal of 142003793 is 397300241.

142003793 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 139405249 + 2598544 = 11807^2 + 1612^2 .

It is a cyclic number.

It is not a de Polignac number, because 142003793 - 2² = 142003789 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (142003733) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71001896 + 71001897.

It is an arithmetic number, because the mean of its divisors is an integer number (71001897).

Almost surely, 2^142003793 is an apocalyptic number.

It is an amenable number.

142003793 is a deficient number, since it is larger than the sum of its proper divisors (1).

142003793 is an equidigital number, since it uses as much as digits as its factorization.

142003793 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4536, while the sum is 29.

The square root of 142003793 is about 11916.5344374948. The cubic root of 142003793 is about 521.7149897678.

The spelling of 142003793 in words is "one hundred forty-two million, three thousand, seven hundred ninety-three".