1201002287 has 2 divisors, whose sum is σ = 1201002288. Its totient is φ = 1201002286.

The previous prime is 1201002263. The next prime is 1201002311. The reversal of 1201002287 is 7822001021.

It is a balanced prime because it is at equal distance from previous prime (1201002263) and next prime (1201002311).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1201002287 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1201002227) 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, 600501143 + 600501144.

It is an arithmetic number, because the mean of its divisors is an integer number (600501144).

Almost surely, 2^1201002287 is an apocalyptic number.

1201002287 is a deficient number, since it is larger than the sum of its proper divisors (1).

1201002287 is an equidigital number, since it uses as much as digits as its factorization.

1201002287 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 448, while the sum is 23.

The square root of 1201002287 is about 34655.4798985673. The cubic root of 1201002287 is about 1062.9543448693.

The spelling of 1201002287 in words is "one billion, two hundred one million, two thousand, two hundred eighty-seven".