23712541 has 2 divisors, whose sum is σ = 23712542. Its totient is φ = 23712540.

The previous prime is 23712539. The next prime is 23712553. The reversal of 23712541 is 14521732.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 19175641 + 4536900 = 4379^2 + 2130^2 .

It is a cyclic number.

It is not a de Polignac number, because 23712541 - 2¹ = 23712539 is a prime.

Together with 23712539, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23712511) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11856270 + 11856271.

It is an arithmetic number, because the mean of its divisors is an integer number (11856271).

Almost surely, 2^23712541 is an apocalyptic number.

It is an amenable number.

23712541 is a deficient number, since it is larger than the sum of its proper divisors (1).

23712541 is an equidigital number, since it uses as much as digits as its factorization.

23712541 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1680, while the sum is 25.

The square root of 23712541 is about 4869.5524435003. The cubic root of 23712541 is about 287.2936530686.

The spelling of 23712541 in words is "twenty-three million, seven hundred twelve thousand, five hundred forty-one".