11572849 has 2 divisors, whose sum is σ = 11572850. Its totient is φ = 11572848.

The previous prime is 11572831. The next prime is 11572853. The reversal of 11572849 is 94827511.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10679824 + 893025 = 3268^2 + 945^2 .

It is a cyclic number.

It is not a de Polignac number, because 11572849 - 2⁷ = 11572721 is a prime.

It is not a weakly prime, because it can be changed into another prime (11572819) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5786424 + 5786425.

It is an arithmetic number, because the mean of its divisors is an integer number (5786425).

Almost surely, 2^11572849 is an apocalyptic number.

It is an amenable number.

11572849 is a deficient number, since it is larger than the sum of its proper divisors (1).

11572849 is an equidigital number, since it uses as much as digits as its factorization.

11572849 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 20160, while the sum is 37.

The square root of 11572849 is about 3401.8890340515. The cubic root of 11572849 is about 226.1934868976.

It can be divided in two parts, 11572 and 849, that added together give a palindrome (12421).

The spelling of 11572849 in words is "eleven million, five hundred seventy-two thousand, eight hundred forty-nine".