1131624323 has 2 divisors, whose sum is σ = 1131624324. Its totient is φ = 1131624322.

The previous prime is 1131624293. The next prime is 1131624349. The reversal of 1131624323 is 3234261311.

It is an a-pointer prime, because the next prime (1131624349) can be obtained adding 1131624323 to its sum of digits (26).

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1131624323 - 2⁶ = 1131624259 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1131624292 and 1131624301.

It is not a weakly prime, because it can be changed into another prime (1131624383) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 565812161 + 565812162.

It is an arithmetic number, because the mean of its divisors is an integer number (565812162).

Almost surely, 2^1131624323 is an apocalyptic number.

1131624323 is a deficient number, since it is larger than the sum of its proper divisors (1).

1131624323 is an equidigital number, since it uses as much as digits as its factorization.

1131624323 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2592, while the sum is 26.

The square root of 1131624323 is about 33639.6242993289. The cubic root of 1131624323 is about 1042.0792730142.

Adding to 1131624323 its reverse (3234261311), we get a palindrome (4365885634).

The spelling of 1131624323 in words is "one billion, one hundred thirty-one million, six hundred twenty-four thousand, three hundred twenty-three".