1013287241156 has 6 divisors (see below), whose sum is σ = 1773252672030. Its totient is φ = 506643620576.

The previous prime is 1013287241143. The next prime is 1013287241201. The reversal of 1013287241156 is 6511427823101.

It can be written as a sum of positive squares in only one way, i.e., 985175353600 + 28111887556 = 992560^2 + 167666^2 .

It is an unprimeable number.

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, 126660905141 + ... + 126660905148.

It is an arithmetic number, because the mean of its divisors is an integer number (295542112005).

Almost surely, 2^{1013287241156} is an apocalyptic number.

It is an amenable number.

1013287241156 is a deficient number, since it is larger than the sum of its proper divisors (759965430874).

1013287241156 is a wasteful number, since it uses less digits than its factorization.

1013287241156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 253321810293 (or 253321810291 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 41.

The spelling of 1013287241156 in words is "one trillion, thirteen billion, two hundred eighty-seven million, two hundred forty-one thousand, one hundred fifty-six".