1255203364603 has 8 divisors (see below), whose sum is σ = 1308627994608. Its totient is φ = 1202880273504.

The previous prime is 1255203364553. The next prime is 1255203364621. The reversal of 1255203364603 is 3064633025521.

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 1255203364603 - 2³³ = 1246613430011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1255203364693) 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, 275382400 + ... + 275386957.

It is an arithmetic number, because the mean of its divisors is an integer number (163578499326).

Almost surely, 2^{1255203364603} is an apocalyptic number.

1255203364603 is a deficient number, since it is larger than the sum of its proper divisors (53424630005).

1255203364603 is an equidigital number, since it uses as much as digits as its factorization.

1255203364603 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 550769453.

The product of its (nonzero) digits is 388800, while the sum is 40.

The spelling of 1255203364603 in words is "one trillion, two hundred fifty-five billion, two hundred three million, three hundred sixty-four thousand, six hundred three".