1349276303 has 4 divisors (see below), whose sum is σ = 1365532728. Its totient is φ = 1333019880.

The previous prime is 1349276297. The next prime is 1349276309. The reversal of 1349276303 is 3036729431.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (1349276297) and next prime (1349276309).

It is a cyclic number.

It is not a de Polignac number, because 1349276303 - 2⁴ = 1349276287 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 (1349276309) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8128088 + ... + 8128253.

It is an arithmetic number, because the mean of its divisors is an integer number (341383182).

Almost surely, 2^1349276303 is an apocalyptic number.

1349276303 is a deficient number, since it is larger than the sum of its proper divisors (16256425).

1349276303 is an equidigital number, since it uses as much as digits as its factorization.

1349276303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16256424.

The product of its (nonzero) digits is 81648, while the sum is 38.

The square root of 1349276303 is about 36732.4965527801. The cubic root of 1349276303 is about 1105.0119237331.

The spelling of 1349276303 in words is "one billion, three hundred forty-nine million, two hundred seventy-six thousand, three hundred three".