1123341431 has 2 divisors, whose sum is σ = 1123341432. Its totient is φ = 1123341430.

The previous prime is 1123341377. The next prime is 1123341467. The reversal of 1123341431 is 1341433211.

It is a strong prime.

It is an emirp because it is prime and its reverse (1341433211) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1123341431 - 2³⁰ = 49599607 is a prime.

It is a super-2 number, since 2×1123341431² = 2523791941202255522, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1123341397 and 1123341406.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1123341931) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 561670715 + 561670716.

It is an arithmetic number, because the mean of its divisors is an integer number (561670716).

Almost surely, 2^1123341431 is an apocalyptic number.

1123341431 is a deficient number, since it is larger than the sum of its proper divisors (1).

1123341431 is an equidigital number, since it uses as much as digits as its factorization.

1123341431 is an odious number, because the sum of its binary digits is odd.

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

The square root of 1123341431 is about 33516.2860561847. The cubic root of 1123341431 is about 1039.5305545861.

Adding to 1123341431 its reverse (1341433211), we get a palindrome (2464774642).

The spelling of 1123341431 in words is "one billion, one hundred twenty-three million, three hundred forty-one thousand, four hundred thirty-one".