1303423355 has 8 divisors (see below), whose sum is σ = 1684424112. Its totient is φ = 962527968.

The previous prime is 1303423349. The next prime is 1303423367. The reversal of 1303423355 is 5533243031.

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 1303423355 - 2¹² = 1303419259 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10026269 + ... + 10026398.

It is an arithmetic number, because the mean of its divisors is an integer number (210553014).

Almost surely, 2^1303423355 is an apocalyptic number.

1303423355 is a deficient number, since it is larger than the sum of its proper divisors (381000757).

1303423355 is a wasteful number, since it uses less digits than its factorization.

1303423355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20052685.

The product of its (nonzero) digits is 16200, while the sum is 29.

The square root of 1303423355 is about 36102.9549344649. The cubic root of 1303423355 is about 1092.3500498499.

Adding to 1303423355 its reverse (5533243031), we get a palindrome (6836666386).

The spelling of 1303423355 in words is "one billion, three hundred three million, four hundred twenty-three thousand, three hundred fifty-five".