142450260193 has 2 divisors, whose sum is σ = 142450260194. Its totient is φ = 142450260192.

The previous prime is 142450260143. The next prime is 142450260263. The reversal of 142450260193 is 391062054241.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 140856094864 + 1594165329 = 375308^2 + 39927^2 .

It is a cyclic number.

It is not a de Polignac number, because 142450260193 - 2⁹ = 142450259681 is a prime.

It is not a weakly prime, because it can be changed into another prime (142450260143) 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 as a sum of consecutive naturals, namely, 71225130096 + 71225130097.

It is an arithmetic number, because the mean of its divisors is an integer number (71225130097).

Almost surely, 2^142450260193 is an apocalyptic number.

It is an amenable number.

142450260193 is a deficient number, since it is larger than the sum of its proper divisors (1).

142450260193 is an equidigital number, since it uses as much as digits as its factorization.

142450260193 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 51840, while the sum is 37.

The spelling of 142450260193 in words is "one hundred forty-two billion, four hundred fifty million, two hundred sixty thousand, one hundred ninety-three".