23981070133 has 2 divisors, whose sum is σ = 23981070134. Its totient is φ = 23981070132.

The previous prime is 23981070107. The next prime is 23981070151. The reversal of 23981070133 is 33107018932.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 23500276804 + 480793329 = 153298^2 + 21927^2 .

It is a cyclic number.

It is not a de Polignac number, because 23981070133 - 2⁵ = 23981070101 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 23981070092 and 23981070101.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23981070163) 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, 11990535066 + 11990535067.

It is an arithmetic number, because the mean of its divisors is an integer number (11990535067).

Almost surely, 2^23981070133 is an apocalyptic number.

It is an amenable number.

23981070133 is a deficient number, since it is larger than the sum of its proper divisors (1).

23981070133 is an equidigital number, since it uses as much as digits as its factorization.

23981070133 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 27216, while the sum is 37.

The spelling of 23981070133 in words is "twenty-three billion, nine hundred eighty-one million, seventy thousand, one hundred thirty-three".