1611432323 has 2 divisors, whose sum is σ = 1611432324. Its totient is φ = 1611432322.

The previous prime is 1611432311. The next prime is 1611432373. The reversal of 1611432323 is 3232341161.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1611432323 - 2¹⁶ = 1611366787 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1611432292 and 1611432301.

It is not a weakly prime, because it can be changed into another prime (1611432373) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 805716161 + 805716162.

It is an arithmetic number, because the mean of its divisors is an integer number (805716162).

Almost surely, 2^1611432323 is an apocalyptic number.

1611432323 is a deficient number, since it is larger than the sum of its proper divisors (1).

1611432323 is an equidigital number, since it uses as much as digits as its factorization.

1611432323 is an odious number, because the sum of its binary digits is odd.

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

The square root of 1611432323 is about 40142.6496758747. The cubic root of 1611432323 is about 1172.3861796548.

Adding to 1611432323 its reverse (3232341161), we get a palindrome (4843773484).

The spelling of 1611432323 in words is "one billion, six hundred eleven million, four hundred thirty-two thousand, three hundred twenty-three".