1031340603 has 16 divisors (see below), whose sum is σ = 1400354816. Its totient is φ = 674987040.

The previous prime is 1031340589. The next prime is 1031340613. The reversal of 1031340603 is 3060431301.

It is not a de Polignac number, because 1031340603 - 2⁴ = 1031340587 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 1031340603.

It is not an unprimeable number, because it can be changed into a prime (1031340613) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 94950 + ... + 105252.

It is an arithmetic number, because the mean of its divisors is an integer number (87522176).

Almost surely, 2^1031340603 is an apocalyptic number.

1031340603 is a deficient number, since it is larger than the sum of its proper divisors (369014213).

1031340603 is a wasteful number, since it uses less digits than its factorization.

1031340603 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10914.

The product of its (nonzero) digits is 648, while the sum is 21.

The square root of 1031340603 is about 32114.4921024761. The cubic root of 1031340603 is about 1010.3395920442.

Adding to 1031340603 its reverse (3060431301), we get a palindrome (4091771904).

The spelling of 1031340603 in words is "one billion, thirty-one million, three hundred forty thousand, six hundred three".