23126541 has 4 divisors (see below), whose sum is σ = 30835392. Its totient is φ = 15417692.

The previous prime is 23126531. The next prime is 23126557. The reversal of 23126541 is 14562132.

23126541 = 1599² + 1600² + ... + 1607².

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 23126541 - 2⁷ = 23126413 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23126531) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3854421 + ... + 3854426.

It is an arithmetic number, because the mean of its divisors is an integer number (7708848).

Almost surely, 2^23126541 is an apocalyptic number.

It is an amenable number.

23126541 is a deficient number, since it is larger than the sum of its proper divisors (7708851).

23126541 is an equidigital number, since it uses as much as digits as its factorization.

23126541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7708850.

The product of its digits is 1440, while the sum is 24.

The square root of 23126541 is about 4809.0062382991. The cubic root of 23126541 is about 284.9072890194.

Adding to 23126541 its reverse (14562132), we get a palindrome (37688673).

The spelling of 23126541 in words is "twenty-three million, one hundred twenty-six thousand, five hundred forty-one".