23541641 has 2 divisors, whose sum is σ = 23541642. Its totient is φ = 23541640.

The previous prime is 23541619. The next prime is 23541647. The reversal of 23541641 is 14614532.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 14661241 + 8880400 = 3829^2 + 2980^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23541641 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 23541641.

It is not a weakly prime, because it can be changed into another prime (23541647) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11770820 + 11770821.

It is an arithmetic number, because the mean of its divisors is an integer number (11770821).

Almost surely, 2^23541641 is an apocalyptic number.

It is an amenable number.

23541641 is a deficient number, since it is larger than the sum of its proper divisors (1).

23541641 is an equidigital number, since it uses as much as digits as its factorization.

23541641 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2880, while the sum is 26.

The square root of 23541641 is about 4851.9728976984. The cubic root of 23541641 is about 286.6017981641.

The spelling of 23541641 in words is "twenty-three million, five hundred forty-one thousand, six hundred forty-one".