1255343003 has 8 divisors (see below), whose sum is σ = 1261215600. Its totient is φ = 1249481088.

The previous prime is 1255342999. The next prime is 1255343009. The reversal of 1255343003 is 3003435521.

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 1255343003 - 2² = 1255342999 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1255343009) 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, 317543 + ... + 321471.

It is an arithmetic number, because the mean of its divisors is an integer number (157651950).

Almost surely, 2^1255343003 is an apocalyptic number.

1255343003 is a deficient number, since it is larger than the sum of its proper divisors (5872597).

1255343003 is a wasteful number, since it uses less digits than its factorization.

1255343003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5341.

The product of its (nonzero) digits is 5400, while the sum is 26.

The square root of 1255343003 is about 35430.8199594647. The cubic root of 1255343003 is about 1078.7499835161.

Adding to 1255343003 its reverse (3003435521), we get a palindrome (4258778524).

The spelling of 1255343003 in words is "one billion, two hundred fifty-five million, three hundred forty-three thousand, three".