1031163275047 has 4 divisors (see below), whose sum is σ = 1031165324056. Its totient is φ = 1031161226040.

The previous prime is 1031163274949. The next prime is 1031163275069. The reversal of 1031163275047 is 7405723611301.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1031163275047 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 (1031163275147) 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, 308533 + ... + 1468849.

It is an arithmetic number, because the mean of its divisors is an integer number (257791331014).

Almost surely, 2^{1031163275047} is an apocalyptic number.

1031163275047 is a deficient number, since it is larger than the sum of its proper divisors (2049009).

1031163275047 is an equidigital number, since it uses as much as digits as its factorization.

1031163275047 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2049008.

The product of its (nonzero) digits is 105840, while the sum is 40.

Adding to 1031163275047 its reverse (7405723611301), we get a palindrome (8436886886348).

The spelling of 1031163275047 in words is "one trillion, thirty-one billion, one hundred sixty-three million, two hundred seventy-five thousand, forty-seven".