1287006063 has 16 divisors (see below), whose sum is σ = 2076514560. Its totient is φ = 692171136.

The previous prime is 1287006053. The next prime is 1287006067. The reversal of 1287006063 is 3606007821.

It is not a de Polignac number, because 1287006063 - 2⁸ = 1287005807 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1287006067) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1802173 + ... + 1802886.

It is an arithmetic number, because the mean of its divisors is an integer number (129782160).

Almost surely, 2^1287006063 is an apocalyptic number.

1287006063 is a deficient number, since it is larger than the sum of its proper divisors (789508497).

1287006063 is a wasteful number, since it uses less digits than its factorization.

1287006063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3605086.

The product of its (nonzero) digits is 12096, while the sum is 33.

The square root of 1287006063 is about 35874.8667314598. The cubic root of 1287006063 is about 1087.7444204742.

The spelling of 1287006063 in words is "one billion, two hundred eighty-seven million, six thousand, sixty-three".