803117131 has 2 divisors, whose sum is σ = 803117132. Its totient is φ = 803117130.

The previous prime is 803117101. The next prime is 803117171. The reversal of 803117131 is 131711308.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 803117131 - 2⁹ = 803116619 is a prime.

It is a super-2 number, since 2×803117131² = 1289994252211342322, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 803117096 and 803117105.

It is not a weakly prime, because it can be changed into another prime (803117101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 401558565 + 401558566.

It is an arithmetic number, because the mean of its divisors is an integer number (401558566).

Almost surely, 2^803117131 is an apocalyptic number.

803117131 is a deficient number, since it is larger than the sum of its proper divisors (1).

803117131 is an equidigital number, since it uses as much as digits as its factorization.

803117131 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 504, while the sum is 25.

The square root of 803117131 is about 28339.3212868622. The cubic root of 803117131 is about 929.5219075007.

Adding to 803117131 its reverse (131711308), we get a palindrome (934828439).

The spelling of 803117131 in words is "eight hundred three million, one hundred seventeen thousand, one hundred thirty-one".