1203102143 has 2 divisors, whose sum is σ = 1203102144. Its totient is φ = 1203102142.

The previous prime is 1203102137. The next prime is 1203102151. The reversal of 1203102143 is 3412013021.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1203102143 - 2¹² = 1203098047 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1203102643) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 601551071 + 601551072.

It is an arithmetic number, because the mean of its divisors is an integer number (601551072).

Almost surely, 2^1203102143 is an apocalyptic number.

1203102143 is a deficient number, since it is larger than the sum of its proper divisors (1).

1203102143 is an equidigital number, since it uses as much as digits as its factorization.

1203102143 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 1203102143 is about 34685.7628285728. The cubic root of 1203102143 is about 1063.5734809279.

Adding to 1203102143 its reverse (3412013021), we get a palindrome (4615115164).

The spelling of 1203102143 in words is "one billion, two hundred three million, one hundred two thousand, one hundred forty-three".