11535541 has 2 divisors, whose sum is σ = 11535542. Its totient is φ = 11535540.

The previous prime is 11535529. The next prime is 11535547. The reversal of 11535541 is 14553511.

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., 11249316 + 286225 = 3354^2 + 535^2 .

It is a cyclic number.

It is not a de Polignac number, because 11535541 - 2¹³ = 11527349 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11535547) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5767770 + 5767771.

It is an arithmetic number, because the mean of its divisors is an integer number (5767771).

Almost surely, 2^11535541 is an apocalyptic number.

It is an amenable number.

11535541 is a deficient number, since it is larger than the sum of its proper divisors (1).

11535541 is an equidigital number, since it uses as much as digits as its factorization.

11535541 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1500, while the sum is 25.

The square root of 11535541 is about 3396.4011836060. The cubic root of 11535541 is about 225.9501613024.

The spelling of 11535541 in words is "eleven million, five hundred thirty-five thousand, five hundred forty-one".