1003256271103 has 8 divisors (see below), whose sum is σ = 1056124550000. Its totient is φ = 950394523968.

The previous prime is 1003256271091. The next prime is 1003256271133. The reversal of 1003256271103 is 3011726523001.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1003256271103 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1003256271133) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1316076 + ... + 1933537.

It is an arithmetic number, because the mean of its divisors is an integer number (132015568750).

Almost surely, 2^{1003256271103} is an apocalyptic number.

1003256271103 is a deficient number, since it is larger than the sum of its proper divisors (52868278897).

1003256271103 is a wasteful number, since it uses less digits than its factorization.

1003256271103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3265881.

The product of its (nonzero) digits is 7560, while the sum is 31.

The spelling of 1003256271103 in words is "one trillion, three billion, two hundred fifty-six million, two hundred seventy-one thousand, one hundred three".