23145314524547 has 2 divisors, whose sum is σ = 23145314524548. Its totient is φ = 23145314524546.

The previous prime is 23145314524531. The next prime is 23145314524571. The reversal of 23145314524547 is 74542541354132.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23145314524547 - 2⁴ = 23145314524531 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 23145314524495 and 23145314524504.

It is not a weakly prime, because it can be changed into another prime (23145314584547) 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, 11572657262273 + 11572657262274.

It is an arithmetic number, because the mean of its divisors is an integer number (11572657262274).

Almost surely, 2^{23145314524547} is an apocalyptic number.

23145314524547 is a deficient number, since it is larger than the sum of its proper divisors (1).

23145314524547 is an equidigital number, since it uses as much as digits as its factorization.

23145314524547 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8064000, while the sum is 50.

Adding to 23145314524547 its reverse (74542541354132), we get a palindrome (97687855878679).

The spelling of 23145314524547 in words is "twenty-three trillion, one hundred forty-five billion, three hundred fourteen million, five hundred twenty-four thousand, five hundred forty-seven".