1203313087 has 2 divisors, whose sum is σ = 1203313088. Its totient is φ = 1203313086.

The previous prime is 1203313063. The next prime is 1203313121. The reversal of 1203313087 is 7803133021.

It is a weak prime.

It is an emirp because it is prime and its reverse (7803133021) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1203313087 - 2¹⁵ = 1203280319 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1203313987) 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, 601656543 + 601656544.

It is an arithmetic number, because the mean of its divisors is an integer number (601656544).

Almost surely, 2^1203313087 is an apocalyptic number.

1203313087 is a deficient number, since it is larger than the sum of its proper divisors (1).

1203313087 is an equidigital number, since it uses as much as digits as its factorization.

1203313087 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3024, while the sum is 28.

The square root of 1203313087 is about 34688.8034818153. The cubic root of 1203313087 is about 1063.6356372834.

The spelling of 1203313087 in words is "one billion, two hundred three million, three hundred thirteen thousand, eighty-seven".