11534819 has 2 divisors, whose sum is σ = 11534820. Its totient is φ = 11534818.

The previous prime is 11534813. The next prime is 11534833. The reversal of 11534819 is 91843511.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11534819 - 2¹² = 11530723 is a prime.

It is a super-2 number, since 2×11534819² = 266104098725522, which contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (11534813) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5767409 + 5767410.

It is an arithmetic number, because the mean of its divisors is an integer number (5767410).

Almost surely, 2^11534819 is an apocalyptic number.

11534819 is a deficient number, since it is larger than the sum of its proper divisors (1).

11534819 is an equidigital number, since it uses as much as digits as its factorization.

11534819 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4320, while the sum is 32.

The square root of 11534819 is about 3396.2948929679. The cubic root of 11534819 is about 225.9454471926.

The spelling of 11534819 in words is "eleven million, five hundred thirty-four thousand, eight hundred nineteen".