142129103 has 2 divisors, whose sum is σ = 142129104. Its totient is φ = 142129102.

The previous prime is 142129069. The next prime is 142129123. The reversal of 142129103 is 301921241.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 142129103 - 2¹⁰ = 142128079 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (142129123) 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, 71064551 + 71064552.

It is an arithmetic number, because the mean of its divisors is an integer number (71064552).

Almost surely, 2^142129103 is an apocalyptic number.

142129103 is a deficient number, since it is larger than the sum of its proper divisors (1).

142129103 is an equidigital number, since it uses as much as digits as its factorization.

142129103 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 23.

The square root of 142129103 is about 11921.7910986563. The cubic root of 142129103 is about 521.8684055868.

The spelling of 142129103 in words is "one hundred forty-two million, one hundred twenty-nine thousand, one hundred three".