1255617063703 has 8 divisors (see below), whose sum is σ = 1267464957696. Its totient is φ = 1243782086400.

The previous prime is 1255617063661. The next prime is 1255617063731. The reversal of 1255617063703 is 3073607165521.

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

It is a cyclic number.

It is not a de Polignac number, because 1255617063703 - 2¹⁷ = 1255616932631 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 (1255617060703) 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, 3033783 + ... + 3422728.

It is an arithmetic number, because the mean of its divisors is an integer number (158433119712).

Almost surely, 2^{1255617063703} is an apocalyptic number.

1255617063703 is a deficient number, since it is larger than the sum of its proper divisors (11847893993).

1255617063703 is a wasteful number, since it uses less digits than its factorization.

1255617063703 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6458345.

The product of its (nonzero) digits is 793800, while the sum is 46.

The spelling of 1255617063703 in words is "one trillion, two hundred fifty-five billion, six hundred seventeen million, sixty-three thousand, seven hundred three".