11553244541 has 2 divisors, whose sum is σ = 11553244542. Its totient is φ = 11553244540.

The previous prime is 11553244457. The next prime is 11553244589. The reversal of 11553244541 is 14544235511.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11062622041 + 490622500 = 105179^2 + 22150^2 .

It is a cyclic number.

It is not a de Polignac number, because 11553244541 - 2¹⁰ = 11553243517 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11553244841) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5776622270 + 5776622271.

It is an arithmetic number, because the mean of its divisors is an integer number (5776622271).

Almost surely, 2^11553244541 is an apocalyptic number.

It is an amenable number.

11553244541 is a deficient number, since it is larger than the sum of its proper divisors (1).

11553244541 is an equidigital number, since it uses as much as digits as its factorization.

11553244541 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 48000, while the sum is 35.

The spelling of 11553244541 in words is "eleven billion, five hundred fifty-three million, two hundred forty-four thousand, five hundred forty-one".