1233130233173 has 2 divisors, whose sum is σ = 1233130233174. Its totient is φ = 1233130233172.

The previous prime is 1233130233157. The next prime is 1233130233263. The reversal of 1233130233173 is 3713320313321.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 928384279729 + 304745953444 = 963527^2 + 552038^2 .

It is a cyclic number.

It is not a de Polignac number, because 1233130233173 - 2⁴ = 1233130233157 is a prime.

It is a super-2 number, since 2×1233130233173² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1233130233473) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 616565116586 + 616565116587.

It is an arithmetic number, because the mean of its divisors is an integer number (616565116587).

Almost surely, 2^{1233130233173} is an apocalyptic number.

It is an amenable number.

1233130233173 is a deficient number, since it is larger than the sum of its proper divisors (1).

1233130233173 is an equidigital number, since it uses as much as digits as its factorization.

1233130233173 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20412, while the sum is 32.

Adding to 1233130233173 its reverse (3713320313321), we get a palindrome (4946450546494).

The spelling of 1233130233173 in words is "one trillion, two hundred thirty-three billion, one hundred thirty million, two hundred thirty-three thousand, one hundred seventy-three".