11099951 has 2 divisors, whose sum is σ = 11099952. Its totient is φ = 11099950.

The previous prime is 11099947. The next prime is 11099983. The reversal of 11099951 is 15999011.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11099951 - 2² = 11099947 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11099911) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5549975 + 5549976.

It is an arithmetic number, because the mean of its divisors is an integer number (5549976).

Almost surely, 2^11099951 is an apocalyptic number.

11099951 is a deficient number, since it is larger than the sum of its proper divisors (1).

11099951 is an equidigital number, since it uses as much as digits as its factorization.

11099951 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3645, while the sum is 35.

The square root of 11099951 is about 3331.6588961057. The cubic root of 11099951 is about 223.0695822061.

The spelling of 11099951 in words is "eleven million, ninety-nine thousand, nine hundred fifty-one".