142302319 has 2 divisors, whose sum is σ = 142302320. Its totient is φ = 142302318.

The previous prime is 142302283. The next prime is 142302341. The reversal of 142302319 is 913203241.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 142302319 - 2¹⁷ = 142171247 is a prime.

It is a super-2 number, since 2×142302319² = 40499899985555522, which contains 22 as substring.

It is equal to p_8034820 and since 142302319 and 8034820 have the same sum of digits, it is a Honaker prime.

It is a junction number, because it is equal to n+sod(n) for n = 142302293 and 142302302.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (142302119) 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, 71151159 + 71151160.

It is an arithmetic number, because the mean of its divisors is an integer number (71151160).

Almost surely, 2^142302319 is an apocalyptic number.

142302319 is a deficient number, since it is larger than the sum of its proper divisors (1).

142302319 is an equidigital number, since it uses as much as digits as its factorization.

142302319 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1296, while the sum is 25.

The square root of 142302319 is about 11929.0535668174. The cubic root of 142302319 is about 522.0803238548.

The spelling of 142302319 in words is "one hundred forty-two million, three hundred two thousand, three hundred nineteen".