1042053231103 has 2 divisors, whose sum is σ = 1042053231104. Its totient is φ = 1042053231102.

The previous prime is 1042053231101. The next prime is 1042053231143. The reversal of 1042053231103 is 3011323502401.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1042053231103 - 2¹ = 1042053231101 is a prime.

Together with 1042053231101, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1042053231101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 521026615551 + 521026615552.

It is an arithmetic number, because the mean of its divisors is an integer number (521026615552).

Almost surely, 2^{1042053231103} is an apocalyptic number.

1042053231103 is a deficient number, since it is larger than the sum of its proper divisors (1).

1042053231103 is an equidigital number, since it uses as much as digits as its factorization.

1042053231103 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2160, while the sum is 25.

Adding to 1042053231103 its reverse (3011323502401), we get a palindrome (4053376733504).

The spelling of 1042053231103 in words is "one trillion, forty-two billion, fifty-three million, two hundred thirty-one thousand, one hundred three".