1031140204313 has 4 divisors (see below), whose sum is σ = 1031142461568. Its totient is φ = 1031137947060.

The previous prime is 1031140204279. The next prime is 1031140204319. The reversal of 1031140204313 is 3134020411301.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1031140204313 - 2¹⁸ = 1031139942169 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1031140204319) 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, 174593 + ... + 1446638.

It is an arithmetic number, because the mean of its divisors is an integer number (257785615392).

Almost surely, 2^{1031140204313} is an apocalyptic number.

It is an amenable number.

1031140204313 is a deficient number, since it is larger than the sum of its proper divisors (2257255).

1031140204313 is an equidigital number, since it uses as much as digits as its factorization.

1031140204313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2257254.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 1031140204313 its reverse (3134020411301), we get a palindrome (4165160615614).

The spelling of 1031140204313 in words is "one trillion, thirty-one billion, one hundred forty million, two hundred four thousand, three hundred thirteen".