1314203403 has 4 divisors (see below), whose sum is σ = 1752271208. Its totient is φ = 876135600.

The previous prime is 1314203399. The next prime is 1314203413. The reversal of 1314203403 is 3043024131.

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

It is not a de Polignac number, because 1314203403 - 2² = 1314203399 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1314203403.

It is not an unprimeable number, because it can be changed into a prime (1314203413) 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, 219033898 + ... + 219033903.

It is an arithmetic number, because the mean of its divisors is an integer number (438067802).

Almost surely, 2^1314203403 is an apocalyptic number.

1314203403 is a deficient number, since it is larger than the sum of its proper divisors (438067805).

1314203403 is an equidigital number, since it uses as much as digits as its factorization.

1314203403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 438067804.

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 1314203403 is about 36251.9434375593. The cubic root of 1314203403 is about 1095.3532364676.

Adding to 1314203403 its reverse (3043024131), we get a palindrome (4357227534).

The spelling of 1314203403 in words is "one billion, three hundred fourteen million, two hundred three thousand, four hundred three".