1350431003 has 4 divisors (see below), whose sum is σ = 1355203128. Its totient is φ = 1345658880.

The previous prime is 1350430979. The next prime is 1350431051. The reversal of 1350431003 is 3001340531.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 1350431003 - 2⁸ = 1350430747 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1350431053) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 2385638 + ... + 2386203.

It is an arithmetic number, because the mean of its divisors is an integer number (338800782).

Almost surely, 2^1350431003 is an apocalyptic number.

1350431003 is a deficient number, since it is larger than the sum of its proper divisors (4772125).

1350431003 is an equidigital number, since it uses as much as digits as its factorization.

1350431003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4772124.

The product of its (nonzero) digits is 540, while the sum is 20.

The square root of 1350431003 is about 36748.2108816198. The cubic root of 1350431003 is about 1105.3270540129.

Adding to 1350431003 its reverse (3001340531), we get a palindrome (4351771534).

The spelling of 1350431003 in words is "one billion, three hundred fifty million, four hundred thirty-one thousand, three".