11834945 has 4 divisors (see below), whose sum is σ = 14201940. Its totient is φ = 9467952.

The previous prime is 11834909. The next prime is 11834951. The reversal of 11834945 is 54943811.

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 8620096 + 3214849 = 2936^2 + 1793^2 .

It is a cyclic number.

It is not a de Polignac number, because 11834945 - 2⁶ = 11834881 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1183490 + ... + 1183499.

It is an arithmetic number, because the mean of its divisors is an integer number (3550485).

Almost surely, 2^11834945 is an apocalyptic number.

It is an amenable number.

11834945 is a deficient number, since it is larger than the sum of its proper divisors (2366995).

11834945 is an equidigital number, since it uses as much as digits as its factorization.

11834945 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2366994.

The product of its digits is 17280, while the sum is 35.

The square root of 11834945 is about 3440.1954886314. The cubic root of 11834945 is about 227.8883276356. Note that the first 3 decimals are identical.

The spelling of 11834945 in words is "eleven million, eight hundred thirty-four thousand, nine hundred forty-five".