142770209941 has 2 divisors, whose sum is σ = 142770209942. Its totient is φ = 142770209940.

The previous prime is 142770209909. The next prime is 142770210047. The reversal of 142770209941 is 149902077241.

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., 140134927716 + 2635282225 = 374346^2 + 51335^2 .

It is a cyclic number.

It is not a de Polignac number, because 142770209941 - 2⁵ = 142770209909 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 142770209891 and 142770209900.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (142770209041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71385104970 + 71385104971.

It is an arithmetic number, because the mean of its divisors is an integer number (71385104971).

Almost surely, 2^142770209941 is an apocalyptic number.

It is an amenable number.

142770209941 is a deficient number, since it is larger than the sum of its proper divisors (1).

142770209941 is an equidigital number, since it uses as much as digits as its factorization.

142770209941 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 254016, while the sum is 46.

The spelling of 142770209941 in words is "one hundred forty-two billion, seven hundred seventy million, two hundred nine thousand, nine hundred forty-one".