23173861249841 has 2 divisors, whose sum is σ = 23173861249842. Its totient is φ = 23173861249840.

The previous prime is 23173861249837. The next prime is 23173861249901. The reversal of 23173861249841 is 14894216837132.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 15581935180816 + 7591926069025 = 3947396^2 + 2755345^2 .

It is a cyclic number.

It is not a de Polignac number, because 23173861249841 - 2² = 23173861249837 is a prime.

It is not a weakly prime, because it can be changed into another prime (23173861249541) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11586930624920 + 11586930624921.

It is an arithmetic number, because the mean of its divisors is an integer number (11586930624921).

Almost surely, 2^{23173861249841} is an apocalyptic number.

It is an amenable number.

23173861249841 is a deficient number, since it is larger than the sum of its proper divisors (1).

23173861249841 is an equidigital number, since it uses as much as digits as its factorization.

23173861249841 is an evil number, because the sum of its binary digits is even.

The product of its digits is 13934592, while the sum is 59.

The spelling of 23173861249841 in words is "twenty-three trillion, one hundred seventy-three billion, eight hundred sixty-one million, two hundred forty-nine thousand, eight hundred forty-one".