1632133123 has 2 divisors, whose sum is σ = 1632133124. Its totient is φ = 1632133122.

The previous prime is 1632133121. The next prime is 1632133147. The reversal of 1632133123 is 3213312361.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1632133123 - 2¹ = 1632133121 is a prime.

Together with 1632133121, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (1632133121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 816066561 + 816066562.

It is an arithmetic number, because the mean of its divisors is an integer number (816066562).

Almost surely, 2^1632133123 is an apocalyptic number.

1632133123 is a deficient number, since it is larger than the sum of its proper divisors (1).

1632133123 is an equidigital number, since it uses as much as digits as its factorization.

1632133123 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1944, while the sum is 25.

The square root of 1632133123 is about 40399.6673624920. The cubic root of 1632133123 is about 1177.3850749188.

Adding to 1632133123 its reverse (3213312361), we get a palindrome (4845445484).

The spelling of 1632133123 in words is "one billion, six hundred thirty-two million, one hundred thirty-three thousand, one hundred twenty-three".