1042042103 has 2 divisors, whose sum is σ = 1042042104. Its totient is φ = 1042042102.

The previous prime is 1042042093. The next prime is 1042042147. The reversal of 1042042103 is 3012402401.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1042042103 - 2⁴ = 1042042087 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1042642103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 521021051 + 521021052.

It is an arithmetic number, because the mean of its divisors is an integer number (521021052).

Almost surely, 2^1042042103 is an apocalyptic number.

1042042103 is a deficient number, since it is larger than the sum of its proper divisors (1).

1042042103 is an equidigital number, since it uses as much as digits as its factorization.

1042042103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 1042042103 is about 32280.6769290856. The cubic root of 1042042103 is about 1013.8221035467.

Adding to 1042042103 its reverse (3012402401), we get a palindrome (4054444504).

The spelling of 1042042103 in words is "one billion, forty-two million, forty-two thousand, one hundred three".