11047995 has 56 divisors (see below), whose sum is σ = 22769376. Its totient is φ = 5038848.

The previous prime is 11047973. The next prime is 11048003. The reversal of 11047995 is 59974011.

It is not a de Polignac number, because 11047995 - 2⁶ = 11047931 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 25299 + ... + 25731.

It is an arithmetic number, because the mean of its divisors is an integer number (406596).

Almost surely, 2^11047995 is an apocalyptic number.

11047995 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

11047995 is an abundant number, since it is smaller than the sum of its proper divisors (11721381).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11047995 is an frugal number, since it uses more digits than its factorization.

11047995 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 463 (or 448 counting only the distinct ones).

The product of its (nonzero) digits is 11340, while the sum is 36.

The square root of 11047995 is about 3323.8524335476. The cubic root of 11047995 is about 222.7209940805.

The spelling of 11047995 in words is "eleven million, forty-seven thousand, nine hundred ninety-five".