813233411 has 2 divisors, whose sum is σ = 813233412. Its totient is φ = 813233410.

The previous prime is 813233381. The next prime is 813233417. The reversal of 813233411 is 114332318.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-813233411 is a prime.

It is a super-2 number, since 2×813233411² = 1322697161533389842, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (813233417) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 406616705 + 406616706.

It is an arithmetic number, because the mean of its divisors is an integer number (406616706).

Almost surely, 2^813233411 is an apocalyptic number.

813233411 is a deficient number, since it is larger than the sum of its proper divisors (1).

813233411 is an equidigital number, since it uses as much as digits as its factorization.

813233411 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1728, while the sum is 26.

The square root of 813233411 is about 28517.2476056158. The cubic root of 813233411 is about 933.4084703824.

Adding to 813233411 its reverse (114332318), we get a palindrome (927565729).

The spelling of 813233411 in words is "eight hundred thirteen million, two hundred thirty-three thousand, four hundred eleven".