10999349 has 4 divisors (see below), whose sum is σ = 11011980. Its totient is φ = 10986720.

The previous prime is 10999333. The next prime is 10999379. The reversal of 10999349 is 94399901.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 9498724 + 1500625 = 3082^2 + 1225^2 .

It is a cyclic number.

It is not a de Polignac number, because 10999349 - 2⁴ = 10999333 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10999379) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4904 + ... + 6785.

It is an arithmetic number, because the mean of its divisors is an integer number (2752995).

Almost surely, 2^10999349 is an apocalyptic number.

It is an amenable number.

10999349 is a deficient number, since it is larger than the sum of its proper divisors (12631).

10999349 is an equidigital number, since it uses as much as digits as its factorization.

10999349 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12630.

The product of its (nonzero) digits is 78732, while the sum is 44.

The square root of 10999349 is about 3316.5266469606. The cubic root of 10999349 is about 222.3936216642.

The spelling of 10999349 in words is "ten million, nine hundred ninety-nine thousand, three hundred forty-nine".