10919973 has 4 divisors (see below), whose sum is σ = 14559968. Its totient is φ = 7279980.

The previous prime is 10919971. The next prime is 10919977. The reversal of 10919973 is 37991901.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 10919973 - 2¹ = 10919971 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10919971) 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, 1819993 + ... + 1819998.

It is an arithmetic number, because the mean of its divisors is an integer number (3639992).

Almost surely, 2^10919973 is an apocalyptic number.

It is an amenable number.

10919973 is a deficient number, since it is larger than the sum of its proper divisors (3639995).

10919973 is an equidigital number, since it uses as much as digits as its factorization.

10919973 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3639994.

The product of its (nonzero) digits is 15309, while the sum is 39.

The square root of 10919973 is about 3304.5382430833. The cubic root of 10919973 is about 221.8573671896.

The spelling of 10919973 in words is "ten million, nine hundred nineteen thousand, nine hundred seventy-three".