1351311000663 has 16 divisors (see below), whose sum is σ = 1940411805696. Its totient is φ = 831546941280.

The previous prime is 1351311000643. The next prime is 1351311000673. The reversal of 1351311000663 is 3660001131531.

It is a de Polignac number, because none of the positive numbers 2^k-1351311000663 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1351311000663.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1351311000643) 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, 553018 + ... + 1734488.

It is an arithmetic number, because the mean of its divisors is an integer number (121275737856).

Almost surely, 2^{1351311000663} is an apocalyptic number.

1351311000663 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1351311000663 is a deficient number, since it is larger than the sum of its proper divisors (589100805033).

1351311000663 is a wasteful number, since it uses less digits than its factorization.

1351311000663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1210814.

The product of its (nonzero) digits is 4860, while the sum is 30.

The spelling of 1351311000663 in words is "one trillion, three hundred fifty-one billion, three hundred eleven million, six hundred sixty-three", and thus it is an aban number.