23151142803133 has 2 divisors, whose sum is σ = 23151142803134. Its totient is φ = 23151142803132.

The previous prime is 23151142803121. The next prime is 23151142803143. The reversal of 23151142803133 is 33130824115132.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 18685372184964 + 4465770618169 = 4322658^2 + 2113237^2 .

It is a cyclic number.

It is not a de Polignac number, because 23151142803133 - 2²¹ = 23151140705981 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 23151142803092 and 23151142803101.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23151142803143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11575571401566 + 11575571401567.

It is an arithmetic number, because the mean of its divisors is an integer number (11575571401567).

Almost surely, 2^{23151142803133} is an apocalyptic number.

It is an amenable number.

23151142803133 is a deficient number, since it is larger than the sum of its proper divisors (1).

23151142803133 is an equidigital number, since it uses as much as digits as its factorization.

23151142803133 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 51840, while the sum is 37.

Adding to 23151142803133 its reverse (33130824115132), we get a palindrome (56281966918265).

The spelling of 23151142803133 in words is "twenty-three trillion, one hundred fifty-one billion, one hundred forty-two million, eight hundred three thousand, one hundred thirty-three".