142319195747 has 2 divisors, whose sum is σ = 142319195748. Its totient is φ = 142319195746.

The previous prime is 142319195729. The next prime is 142319195761. The reversal of 142319195747 is 747591913241.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 142319195747 - 2²² = 142315001443 is a prime.

It is not a weakly prime, because it can be changed into another prime (142319195797) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71159597873 + 71159597874.

It is an arithmetic number, because the mean of its divisors is an integer number (71159597874).

Almost surely, 2^142319195747 is an apocalyptic number.

142319195747 is a deficient number, since it is larger than the sum of its proper divisors (1).

142319195747 is an equidigital number, since it uses as much as digits as its factorization.

142319195747 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1905120, while the sum is 53.

The spelling of 142319195747 in words is "one hundred forty-two billion, three hundred nineteen million, one hundred ninety-five thousand, seven hundred forty-seven".