142300511 has 2 divisors, whose sum is σ = 142300512. Its totient is φ = 142300510.

The previous prime is 142300469. The next prime is 142300531. The reversal of 142300511 is 115003241.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 142300511 - 2¹⁴ = 142284127 is a prime.

It is a super-2 number, since 2×142300511² = 40498870861722242, which contains 22 as substring.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 142300511.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (142300531) 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, 71150255 + 71150256.

It is an arithmetic number, because the mean of its divisors is an integer number (71150256).

Almost surely, 2^142300511 is an apocalyptic number.

142300511 is a deficient number, since it is larger than the sum of its proper divisors (1).

142300511 is an equidigital number, since it uses as much as digits as its factorization.

142300511 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 120, while the sum is 17.

The square root of 142300511 is about 11928.9777852086. The cubic root of 142300511 is about 522.0781127753.

Adding to 142300511 its reverse (115003241), we get a palindrome (257303752).

The spelling of 142300511 in words is "one hundred forty-two million, three hundred thousand, five hundred eleven".