1042142303 has 2 divisors, whose sum is σ = 1042142304. Its totient is φ = 1042142302.

The previous prime is 1042142261. The next prime is 1042142323. The reversal of 1042142303 is 3032412401.

It is an a-pointer prime, because the next prime (1042142323) can be obtained adding 1042142303 to its sum of digits (20).

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1042142303 - 2²⁰ = 1041093727 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1042142323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 521071151 + 521071152.

It is an arithmetic number, because the mean of its divisors is an integer number (521071152).

Almost surely, 2^1042142303 is an apocalyptic number.

1042142303 is a deficient number, since it is larger than the sum of its proper divisors (1).

1042142303 is an equidigital number, since it uses as much as digits as its factorization.

1042142303 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 1042142303 is about 32282.2289038412. The cubic root of 1042142303 is about 1013.8545979852.

Adding to 1042142303 its reverse (3032412401), we get a palindrome (4074554704).

The spelling of 1042142303 in words is "one billion, forty-two million, one hundred forty-two thousand, three hundred three".