142051673 has 2 divisors, whose sum is σ = 142051674. Its totient is φ = 142051672.

The previous prime is 142051631. The next prime is 142051681. The reversal of 142051673 is 376150241.

142051673 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 71961289 + 70090384 = 8483^2 + 8372^2 .

It is an emirp because it is prime and its reverse (376150241) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-142051673 is a prime.

It is not a weakly prime, because it can be changed into another prime (142051373) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71025836 + 71025837.

It is an arithmetic number, because the mean of its divisors is an integer number (71025837).

Almost surely, 2^142051673 is an apocalyptic number.

It is an amenable number.

142051673 is a deficient number, since it is larger than the sum of its proper divisors (1).

142051673 is an equidigital number, since it uses as much as digits as its factorization.

142051673 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5040, while the sum is 29.

The square root of 142051673 is about 11918.5432415208. The cubic root of 142051673 is about 521.7736194382.

The spelling of 142051673 in words is "one hundred forty-two million, fifty-one thousand, six hundred seventy-three".