1200985903483 has 2 divisors, whose sum is σ = 1200985903484. Its totient is φ = 1200985903482.

The previous prime is 1200985903471. The next prime is 1200985903487. The reversal of 1200985903483 is 3843095890021.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1200985903483 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1200985903483.

It is not a weakly prime, because it can be changed into another prime (1200985903487) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 600492951741 + 600492951742.

It is an arithmetic number, because the mean of its divisors is an integer number (600492951742).

Almost surely, 2^{1200985903483} is an apocalyptic number.

1200985903483 is a deficient number, since it is larger than the sum of its proper divisors (1).

1200985903483 is an equidigital number, since it uses as much as digits as its factorization.

1200985903483 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1866240, while the sum is 52.

The spelling of 1200985903483 in words is "one trillion, two hundred billion, nine hundred eighty-five million, nine hundred three thousand, four hundred eighty-three".