11522899 has 2 divisors, whose sum is σ = 11522900. Its totient is φ = 11522898.

The previous prime is 11522897. The next prime is 11522909. The reversal of 11522899 is 99822511.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11522899 - 2¹ = 11522897 is a prime.

Together with 11522897, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (11522897) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5761449 + 5761450.

It is an arithmetic number, because the mean of its divisors is an integer number (5761450).

Almost surely, 2^11522899 is an apocalyptic number.

11522899 is a deficient number, since it is larger than the sum of its proper divisors (1).

11522899 is an equidigital number, since it uses as much as digits as its factorization.

11522899 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 12960, while the sum is 37.

The square root of 11522899 is about 3394.5395858643. The cubic root of 11522899 is about 225.8675902276.

It can be divided in two parts, 11522 and 899, that added together give a palindrome (12421).

The spelling of 11522899 in words is "eleven million, five hundred twenty-two thousand, eight hundred ninety-nine".